diff --git a/Cargo.lock b/Cargo.lock
index e456327378a2b..5e965e174a6fa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -10,8 +10,8 @@ dependencies = [
 name = "adder"
 version = "0.1.0"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-parachain 0.1.0",
  "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -80,7 +80,7 @@ dependencies = [
  "parking_lot 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -238,10 +238,10 @@ name = "blake2"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byte-tools 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "crypto-mac 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "opaque-debug 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -273,11 +273,11 @@ dependencies = [
 
 [[package]]
 name = "block-buffer"
-version = "0.7.0"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "block-padding 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "byte-tools 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "block-padding 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "generic-array 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -292,10 +292,10 @@ dependencies = [
 
 [[package]]
 name = "block-padding"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byte-tools 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -310,7 +310,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "byte-tools"
-version = "0.3.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -350,7 +350,7 @@ name = "cexpr"
 version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "nom 4.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "nom 4.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -436,10 +436,10 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-channel 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-epoch 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -447,12 +447,10 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-channel"
-version = "0.3.6"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -470,8 +468,8 @@ name = "crossbeam-deque"
 version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-epoch 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -490,12 +488,12 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.7.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -511,10 +509,11 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.6.3"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -579,7 +578,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.3.23 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -591,7 +590,7 @@ dependencies = [
  "clear_on_drop 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "subtle 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -653,7 +652,7 @@ dependencies = [
  "digest 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -728,15 +727,15 @@ dependencies = [
 
 [[package]]
 name = "finality-grandpa"
-version = "0.5.1"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -747,7 +746,7 @@ dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "static_assertions 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -781,6 +780,11 @@ dependencies = [
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "fuchsia-cprng"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "fuchsia-zircon"
 version = "0.3.3"
@@ -909,7 +913,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "hex-literal"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "hex-literal-impl 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1010,13 +1014,13 @@ dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-tcp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-threadpool 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-threadpool 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "want 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1032,10 +1036,10 @@ dependencies = [
 
 [[package]]
 name = "impl-codec"
-version = "0.1.1"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1044,7 +1048,7 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1078,77 +1082,78 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "jsonrpc-core"
-version = "9.0.0"
-source = "git+https://github.com/paritytech/jsonrpc.git#789c74ddc0e4ecdcb1355012e09435f8ff94ce7f"
+version = "10.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "jsonrpc-derive"
+version = "10.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "jsonrpc-http-server"
-version = "9.0.0"
-source = "git+https://github.com/paritytech/jsonrpc.git#789c74ddc0e4ecdcb1355012e09435f8ff94ce7f"
+version = "10.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "hyper 0.12.23 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-server-utils 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-core 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-server-utils 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicase 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "jsonrpc-macros"
-version = "9.0.0"
-source = "git+https://github.com/paritytech/jsonrpc.git#789c74ddc0e4ecdcb1355012e09435f8ff94ce7f"
-dependencies = [
- "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-pubsub 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "jsonrpc-pubsub"
-version = "9.0.0"
-source = "git+https://github.com/paritytech/jsonrpc.git#789c74ddc0e4ecdcb1355012e09435f8ff94ce7f"
+version = "10.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-core 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "jsonrpc-server-utils"
-version = "9.0.0"
-source = "git+https://github.com/paritytech/jsonrpc.git#789c74ddc0e4ecdcb1355012e09435f8ff94ce7f"
+version = "10.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "globset 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-core 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicase 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "jsonrpc-ws-server"
-version = "9.0.0"
-source = "git+https://github.com/paritytech/jsonrpc.git#789c74ddc0e4ecdcb1355012e09435f8ff94ce7f"
+version = "10.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-server-utils 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-core 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-server-utils 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-ws 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "ws 0.7.9 (git+https://github.com/tomusdrw/ws-rs)",
 ]
 
 [[package]]
@@ -1293,13 +1298,13 @@ dependencies = [
  "parity-multiaddr 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "protobuf 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rw-stream-sink 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1336,12 +1341,12 @@ dependencies = [
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p-core 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "protobuf 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1356,12 +1361,12 @@ dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "protobuf 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1383,13 +1388,13 @@ dependencies = [
  "parity-multiaddr 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "protobuf 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1404,11 +1409,11 @@ dependencies = [
  "libp2p-core 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-udp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1426,7 +1431,7 @@ dependencies = [
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1441,10 +1446,10 @@ dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multiaddr 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1486,8 +1491,8 @@ dependencies = [
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libp2p-core 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "protobuf 2.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 2.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.13.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rw-stream-sink 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "secp256k1 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1571,7 +1576,7 @@ dependencies = [
  "arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hmac-drbg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1639,7 +1644,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro-hack 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1744,7 +1749,7 @@ dependencies = [
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1752,7 +1757,7 @@ name = "names"
 version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.3.23 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1794,10 +1799,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "nom"
-version = "4.1.1"
+version = "4.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "memchr 2.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1842,7 +1848,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "opaque-debug"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1902,19 +1908,19 @@ source = "git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7
 
 [[package]]
 name = "parity-codec"
-version = "2.2.0"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "parity-codec-derive"
-version = "2.2.0"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1940,8 +1946,8 @@ dependencies = [
  "byteorder 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "data-encoding 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-multihash 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1950,11 +1956,11 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "blake2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha2 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1965,6 +1971,23 @@ dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "parity-ws"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "httparse 1.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio-extras 2.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "parking_lot"
 version = "0.4.8"
@@ -2007,7 +2030,7 @@ version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2018,7 +2041,7 @@ version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2030,12 +2053,32 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "paste"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "paste-impl 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro-hack 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "paste-impl"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro-hack 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "peeking_take_while"
 version = "0.1.2"
@@ -2070,7 +2113,7 @@ dependencies = [
  "kvdb-memorydb 0.1.0 (git+https://github.com/paritytech/parity-common?rev=616b40150ded71f57f650067fcbc5c99d7c343e6)",
  "kvdb-rocksdb 0.1.4 (git+https://github.com/paritytech/parity-common?rev=616b40150ded71f57f650067fcbc5c99d7c343e6)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2085,7 +2128,7 @@ dependencies = [
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-service 0.3.0",
  "substrate-cli 0.3.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2094,13 +2137,13 @@ version = "0.1.0"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-cli 0.3.0",
  "polkadot-primitives 0.1.0",
  "polkadot-runtime 0.1.0",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2111,7 +2154,7 @@ dependencies = [
  "exit-future 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-availability-store 0.1.0",
  "polkadot-parachain 0.1.0",
@@ -2129,14 +2172,14 @@ dependencies = [
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-transaction-pool 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-trie 0.4.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "polkadot-erasure-coding"
 version = "0.1.0"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "reed-solomon-erasure 4.0.0 (git+https://github.com/paritytech/reed-solomon-erasure)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2159,8 +2202,8 @@ dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-availability-store 0.1.0",
  "polkadot-consensus 0.1.0",
@@ -2169,7 +2212,7 @@ dependencies = [
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-network 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2177,8 +2220,8 @@ name = "polkadot-parachain"
 version = "0.1.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasmi 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2187,11 +2230,11 @@ dependencies = [
 name = "polkadot-primitives"
 version = "0.1.0"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "pretty_assertions 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2205,16 +2248,16 @@ name = "polkadot-runtime"
 version = "0.1.0"
 dependencies = [
  "bitvec 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2249,7 +2292,7 @@ name = "polkadot-service"
 version = "0.3.0"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2270,15 +2313,15 @@ dependencies = [
  "substrate-service 0.3.0 (git+https://github.com/paritytech/substrate)",
  "substrate-telemetry 0.3.0 (git+https://github.com/paritytech/substrate)",
  "substrate-transaction-pool 0.1.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "polkadot-statement-table"
 version = "0.1.0"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
@@ -2294,11 +2337,11 @@ dependencies = [
 
 [[package]]
 name = "primitive-types"
-version = "0.1.6"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fixed-hash 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "impl-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "impl-codec 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "uint 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2311,6 +2354,16 @@ dependencies = [
  "proc-macro-hack-impl 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "proc-macro-hack"
+version = "0.5.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "proc-macro-hack-impl"
 version = "0.4.1"
@@ -2326,7 +2379,7 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.26"
+version = "0.4.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2334,7 +2387,7 @@ dependencies = [
 
 [[package]]
 name = "protobuf"
-version = "2.2.5"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2360,25 +2413,24 @@ name = "quote"
 version = "0.6.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand"
-version = "0.3.22"
+version = "0.3.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-cprng 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2387,28 +2439,29 @@ dependencies = [
 
 [[package]]
 name = "rand"
-version = "0.5.5"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-cprng 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "rand"
-version = "0.6.4"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_isaac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_os 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_jitter 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_os 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_pcg 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2423,14 +2476,6 @@ dependencies = [
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "rand_core"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "rand_core"
 version = "0.3.1"
@@ -2460,15 +2505,25 @@ dependencies = [
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand_jitter"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rand_os"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-cprng 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2547,14 +2602,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aho-corasick 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 2.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.4"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "ucd-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2614,7 +2669,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.55 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.3.23 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2700,7 +2755,7 @@ version = "0.12.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2739,27 +2794,27 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "1.0.85"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde_derive"
-version = "1.0.85"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.37"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ryu 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2795,10 +2850,10 @@ name = "sha2"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "block-buffer 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "block-buffer 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "opaque-debug 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2836,8 +2891,8 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2862,10 +2917,10 @@ dependencies = [
 [[package]]
 name = "sr-api-macros"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2873,12 +2928,12 @@ dependencies = [
 [[package]]
 name = "sr-io"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "environmental 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2890,15 +2945,15 @@ dependencies = [
 [[package]]
 name = "sr-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "integer-sqrt 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2907,7 +2962,7 @@ dependencies = [
 [[package]]
 name = "sr-std"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2915,13 +2970,13 @@ dependencies = [
 [[package]]
 name = "sr-version"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
@@ -2929,12 +2984,12 @@ dependencies = [
 [[package]]
 name = "srml-aura"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2950,13 +3005,13 @@ dependencies = [
 [[package]]
 name = "srml-balances"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2969,12 +3024,12 @@ dependencies = [
 [[package]]
 name = "srml-consensus"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -2987,13 +3042,13 @@ dependencies = [
 [[package]]
 name = "srml-council"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3007,13 +3062,13 @@ dependencies = [
 [[package]]
 name = "srml-democracy"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3026,12 +3081,12 @@ dependencies = [
 [[package]]
 name = "srml-executive"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3042,13 +3097,13 @@ dependencies = [
 [[package]]
 name = "srml-grandpa"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3062,13 +3117,13 @@ dependencies = [
 [[package]]
 name = "srml-indices"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3081,12 +3136,12 @@ dependencies = [
 [[package]]
 name = "srml-metadata"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
@@ -3094,13 +3149,13 @@ dependencies = [
 [[package]]
 name = "srml-session"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3114,13 +3169,13 @@ dependencies = [
 [[package]]
 name = "srml-staking"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3137,12 +3192,12 @@ dependencies = [
 [[package]]
 name = "srml-sudo"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
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- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3155,14 +3210,16 @@ dependencies = [
 [[package]]
 name = "srml-support"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "mashup 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "once_cell 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "paste 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3174,9 +3231,9 @@ dependencies = [
 [[package]]
 name = "srml-support-procedural"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api-macros 0.1.0 (git+https://github.com/paritytech/substrate)",
  "srml-support-procedural-tools 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3186,9 +3243,9 @@ dependencies = [
 [[package]]
 name = "srml-support-procedural-tools"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
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  "srml-support-procedural-tools-derive 0.1.0 (git+https://github.com/paritytech/substrate)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3197,9 +3254,9 @@ dependencies = [
 [[package]]
 name = "srml-support-procedural-tools-derive"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
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  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3207,13 +3264,13 @@ dependencies = [
 [[package]]
 name = "srml-system"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
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- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
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  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3224,12 +3281,12 @@ dependencies = [
 [[package]]
 name = "srml-timestamp"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
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- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3243,12 +3300,12 @@ dependencies = [
 [[package]]
 name = "srml-treasury"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3261,12 +3318,12 @@ dependencies = [
 [[package]]
 name = "srml-upgrade-key"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3304,10 +3361,10 @@ name = "stdweb-derive"
 version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -3317,11 +3374,11 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "base-x 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3364,7 +3421,7 @@ version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3372,12 +3429,11 @@ dependencies = [
 [[package]]
 name = "substrate-cli"
 version = "0.3.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "ansi_term 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "app_dirs 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "backtrace 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.32.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3393,28 +3449,29 @@ dependencies = [
  "structopt 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-network 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-panic-handler 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-service 0.3.0 (git+https://github.com/paritytech/substrate)",
  "substrate-telemetry 0.3.0 (git+https://github.com/paritytech/substrate)",
  "sysinfo 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-client"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb 0.1.0 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api-macros 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3434,15 +3491,15 @@ dependencies = [
 [[package]]
 name = "substrate-client-db"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb 0.1.0 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)",
  "kvdb-rocksdb 0.1.4 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "lru-cache 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3456,12 +3513,12 @@ dependencies = [
 [[package]]
 name = "substrate-consensus-aura"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3471,18 +3528,19 @@ dependencies = [
  "srml-support 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-consensus-aura-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-consensus-aura-slots 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-consensus-common 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-inherents 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-consensus-aura-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3491,41 +3549,60 @@ dependencies = [
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
 
+[[package]]
+name = "substrate-consensus-aura-slots"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
+dependencies = [
+ "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-consensus-aura-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-consensus-common 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-inherents 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "substrate-consensus-common"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-inherents 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-executor"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-panic-handler 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-serializer 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-state-machine 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3537,15 +3614,15 @@ dependencies = [
 [[package]]
 name = "substrate-finality-grandpa"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "finality-grandpa 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "finality-grandpa 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-consensus-common 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3553,16 +3630,16 @@ dependencies = [
  "substrate-network 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-service 0.3.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-finality-grandpa-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3572,10 +3649,10 @@ dependencies = [
 [[package]]
 name = "substrate-inherents"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3584,9 +3661,9 @@ dependencies = [
 [[package]]
 name = "substrate-keyring"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
@@ -3594,15 +3671,15 @@ dependencies = [
 [[package]]
 name = "substrate-keystore"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "parity-crypto 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "subtle 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3610,30 +3687,31 @@ dependencies = [
 [[package]]
 name = "substrate-network"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "linked-hash-map 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lru-cache 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-consensus-common 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-network-libp2p 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-network-libp2p"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "bytes 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3643,37 +3721,46 @@ dependencies = [
  "libp2p 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "substrate-panic-handler"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
+dependencies = [
+ "backtrace 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "substrate-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "base58 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash256-std-hasher 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "primitive-types 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "primitive-types 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.13.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "twox-hash 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3683,18 +3770,18 @@ dependencies = [
 [[package]]
 name = "substrate-rpc"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-macros 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-pubsub 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-core 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-derive 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-pubsub 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3702,19 +3789,19 @@ dependencies = [
  "substrate-network 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-transaction-pool 0.1.0 (git+https://github.com/paritytech/substrate)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-rpc-servers"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "jsonrpc-http-server 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-pubsub 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
- "jsonrpc-ws-server 9.0.0 (git+https://github.com/paritytech/jsonrpc.git)",
+ "jsonrpc-http-server 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-pubsub 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-ws-server 10.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-rpc 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
@@ -3722,27 +3809,27 @@ dependencies = [
 [[package]]
 name = "substrate-serializer"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-service"
 version = "0.3.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "exit-future 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3757,17 +3844,17 @@ dependencies = [
  "substrate-telemetry 0.3.0 (git+https://github.com/paritytech/substrate)",
  "substrate-transaction-pool 0.1.0 (git+https://github.com/paritytech/substrate)",
  "target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-state-db"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
@@ -3775,14 +3862,15 @@ dependencies = [
 [[package]]
 name = "substrate-state-machine"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "substrate-panic-handler 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-trie 0.4.0 (git+https://github.com/paritytech/substrate)",
  "trie-db 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3792,7 +3880,7 @@ dependencies = [
 [[package]]
 name = "substrate-telemetry"
 version = "0.3.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3807,26 +3895,26 @@ dependencies = [
 [[package]]
 name = "substrate-transaction-graph"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
 
 [[package]]
 name = "substrate-transaction-pool"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -3837,11 +3925,11 @@ dependencies = [
 [[package]]
 name = "substrate-trie"
 version = "0.4.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "memory-db 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "trie-db 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "trie-root 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3861,7 +3949,7 @@ name = "syn"
 version = "0.15.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -3894,7 +3982,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
  "remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3959,13 +4047,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio"
-version = "0.1.14"
+version = "0.1.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3978,9 +4066,10 @@ dependencies = [
  "tokio-fs 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-sync 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-tcp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-threadpool 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-threadpool 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-udp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-uds 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -4006,11 +4095,11 @@ dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "scoped-tls 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4030,7 +4119,7 @@ dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-cpupool 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4038,7 +4127,7 @@ name = "tokio-executor"
 version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -4049,7 +4138,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-threadpool 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio-threadpool 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4067,7 +4156,7 @@ name = "tokio-reactor"
 version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4079,6 +4168,14 @@ dependencies = [
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "tokio-sync"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "tokio-tcp"
 version = "0.1.3"
@@ -4094,25 +4191,27 @@ dependencies = [
 
 [[package]]
 name = "tokio-threadpool"
-version = "0.1.10"
+version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-channel 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "tokio-timer"
-version = "0.2.8"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4172,7 +4271,7 @@ dependencies = [
  "elastic-array 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4203,7 +4302,7 @@ name = "twox-hash"
 version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4289,7 +4388,7 @@ dependencies = [
 
 [[package]]
 name = "unsigned-varint"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bytes 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4377,7 +4476,7 @@ dependencies = [
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "hyper 0.10.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "native-tls 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4420,7 +4519,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "winapi-util"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4437,24 +4536,7 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "ws"
-version = "0.7.9"
-source = "git+https://github.com/tomusdrw/ws-rs#4baef2dc1abc8e216559af51cfc120bbcc777e21"
-dependencies = [
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- "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio-extras 2.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -4469,7 +4551,7 @@ dependencies = [
  "mio 0.6.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio-extras 2.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl 0.10.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4500,7 +4582,7 @@ dependencies = [
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  "parking_lot 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "quick-error 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -4535,12 +4617,12 @@ dependencies = [
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 "checksum block-buffer 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1339a1042f5d9f295737ad4d9a6ab6bf81c84a933dba110b9200cd6d1448b814"
 "checksum block-buffer 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a076c298b9ecdb530ed9d967e74a6027d6a7478924520acddcddc24c1c8ab3ab"
-"checksum block-buffer 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "49665c62e0e700857531fa5d3763e91b539ff1abeebd56808d378b495870d60d"
+"checksum block-buffer 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "509de513cca6d92b6aacf9c61acfe7eaa160837323a81068d690cc1f8e5740da"
 "checksum block-cipher-trait 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "370424437b9459f3dfd68428ed9376ddfe03d8b70ede29cc533b3557df186ab4"
-"checksum block-padding 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4fc4358306e344bf9775d0197fd00d2603e5afb0771bb353538630f022068ea3"
+"checksum block-padding 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "d75255892aeb580d3c566f213a2b6fdc1c66667839f45719ee1d30ebf2aea591"
 "checksum bs58 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "0de79cfb98e7aa9988188784d8664b4b5dad6eaaa0863b91d9a4ed871d4f7a42"
 "checksum byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "560c32574a12a89ecd91f5e742165893f86e3ab98d21f8ea548658eb9eef5f40"
-"checksum byte-tools 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "980479e6fde23246dfb54d47580d66b4e99202e7579c5eaa9fe10ecb5ebd2182"
+"checksum byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
 "checksum byteorder 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "96c8b41881888cc08af32d47ac4edd52bc7fa27fef774be47a92443756451304"
 "checksum byteorder 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0fc10e8cc6b2580fda3f36eb6dc5316657f812a3df879a44a66fc9f0fdbc4855"
 "checksum byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a019b10a2a7cdeb292db131fc8113e57ea2a908f6e7894b0c3c671893b65dbeb"
@@ -4557,13 +4639,13 @@ dependencies = [
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 "checksum core-foundation-sys 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "716c271e8613ace48344f723b60b900a93150271e5be206212d052bbc0883efa"
 "checksum crossbeam 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ad4c7ea749d9fb09e23c5cb17e3b70650860553a0e2744e38446b1803bf7db94"
-"checksum crossbeam-channel 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "137bc235f622ffaa0428e3854e24acb53291fc0b3ff6fb2cb75a8be6fb02f06b"
+"checksum crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "0f0ed1a4de2235cabda8558ff5840bffb97fcb64c97827f354a451307df5f72b"
 "checksum crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f739f8c5363aca78cfb059edf753d8f0d36908c348f3d8d1503f03d8b75d9cf3"
 "checksum crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)" = "05e44b8cf3e1a625844d1750e1f7820da46044ff6d28f4d43e455ba3e5bb2c13"
 "checksum crossbeam-epoch 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "927121f5407de9956180ff5e936fe3cf4324279280001cd56b669d28ee7e9150"
-"checksum crossbeam-epoch 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f10a4f8f409aaac4b16a5474fb233624238fcdeefb9ba50d5ea059aab63ba31c"
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 "checksum crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2760899e32a1d58d5abb31129f8fae5de75220bc2176e77ff7c627ae45c918d9"
-"checksum crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)" = "41ee4864f4797060e52044376f7d107429ce1fb43460021b126424b7180ee21a"
+"checksum crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "f8306fcef4a7b563b76b7dd949ca48f52bc1141aa067d2ea09565f3e2652aa5c"
 "checksum crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "a2f4a431c5c9f662e1200b7c7f02c34e91361150e382089a8f2dec3ba680cbda"
 "checksum crunchy 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c240f247c278fa08a6d4820a6a222bfc6e0d999e51ba67be94f44c905b2161f2"
 "checksum crypto-mac 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "779015233ac67d65098614aec748ac1c756ab6677fa2e14cf8b37c08dfed1198"
@@ -4591,12 +4673,13 @@ dependencies = [
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 "checksum rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d0e7a549d590831370895ab7ba4ea0c1b6b011d106b5ff2da6eee112615e6dc0"
 "checksum rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7b40677c7be09ae76218dc623efbf7b18e34bced3f38883af07bb75630a21bc4"
 "checksum rand_isaac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ded997c9d5f13925be2a6fd7e66bf1872597f759fd9dd93513dd7e92e5a5ee08"
-"checksum rand_os 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f46fbd5550acf75b0c2730f5dd1873751daf9beb8f11b44027778fae50d7feca"
+"checksum rand_jitter 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "080723c6145e37503a2224f801f252e14ac5531cb450f4502698542d188cb3c0"
+"checksum rand_os 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b7c690732391ae0abafced5015ffb53656abfaec61b342290e5eb56b286a679d"
 "checksum rand_pcg 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "086bd09a33c7044e56bb44d5bdde5a60e7f119a9e95b0775f545de759a32fe05"
 "checksum rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "cbf7e9e623549b0e21f6e97cf8ecf247c1a8fd2e8a992ae265314300b2455d5c"
 "checksum rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "373814f27745b2686b350dd261bfd24576a6fb0e2c5919b3a2b6005f820b0473"
@@ -4754,7 +4841,7 @@ dependencies = [
 "checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76"
 "checksum reed-solomon-erasure 4.0.0 (git+https://github.com/paritytech/reed-solomon-erasure)" = "<none>"
 "checksum regex 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "37e7cbbd370869ce2e8dff25c7018702d10b21a20ef7135316f8daecd6c25b7f"
-"checksum regex-syntax 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)" = "4e47a2ed29da7a9e1960e1639e7a982e6edc6d49be308a3b02daf511504a16d1"
+"checksum regex-syntax 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "8c2f35eedad5295fdf00a63d7d4b238135723f92b434ec06774dad15c7ab0861"
 "checksum remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3488ba1b9a2084d38645c4c08276a1752dcbf2c7130d74f1569681ad5d2799c5"
 "checksum rhododendron 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "e20523445e693f394c0e487113ae656071311c9ee4c1e914441bece8c929b21d"
 "checksum ring 0.13.5 (registry+https://github.com/rust-lang/crates.io-index)" = "2c4db68a2e35f3497146b7e4563df7d4773a2433230c5e4b448328e31740458a"
@@ -4778,9 +4865,9 @@ dependencies = [
 "checksum security-framework-sys 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3d6696852716b589dff9e886ff83778bb635150168e83afa8ac6b8a78cb82abc"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
-"checksum serde 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)" = "534b8b91a95e0f71bca3ed5824752d558da048d4248c91af873b63bd60519752"
-"checksum serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)" = "a915306b0f1ac5607797697148c223bedeaa36bcc2e28a01441cd638cc6567b4"
-"checksum serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)" = "4b90a9fbe1211e57d3e1c15670f1cb00802988fb23a1a4aad7a2b63544f1920e"
+"checksum serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)" = "2e20fde37801e83c891a2dc4ebd3b81f0da4d1fb67a9e0a2a3b921e2536a58ee"
+"checksum serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)" = "633e97856567e518b59ffb2ad7c7a4fd4c5d91d9c7f32dd38a27b2bf7e8114ea"
+"checksum serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)" = "27dce848e7467aa0e2fcaf0a413641499c0b745452aaca1194d24dedde9e13c9"
 "checksum sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 "checksum sha2 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7d963c78ce367df26d7ea8b8cc655c651b42e8a1e584e869c1e17dae3ccb116a"
 "checksum sha2 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9eb6be24e4c23a84d7184280d2722f7f2731fcdd4a9d886efbfe4413e4847ea0"
@@ -4833,6 +4920,7 @@ dependencies = [
 "checksum substrate-client-db 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-consensus-aura 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-consensus-aura-primitives 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
+"checksum substrate-consensus-aura-slots 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-consensus-common 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-executor 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-finality-grandpa 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
@@ -4842,6 +4930,7 @@ dependencies = [
 "checksum substrate-keystore 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-network 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-network-libp2p 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
+"checksum substrate-panic-handler 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-rpc 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-rpc-servers 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
@@ -4867,7 +4956,7 @@ dependencies = [
 "checksum time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
 "checksum tiny-keccak 1.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e9175261fbdb60781fcd388a4d6cc7e14764a2b629a7ad94abb439aed223a44f"
 "checksum tk-listen 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "5462b0f968c0457efe38fcd2df7e487096b992419e4f5337b06775a614bbda4b"
-"checksum tokio 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)" = "4790d0be6f4ba6ae4f48190efa2ed7780c9e3567796abdb285003cf39840d9c5"
+"checksum tokio 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)" = "e0500b88064f08bebddd0c0bed39e19f5c567a5f30975bee52b0c0d3e2eeb38c"
 "checksum tokio-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "5c501eceaf96f0e1793cf26beb63da3d11c738c4a943fdf3746d81d64684c39f"
 "checksum tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)" = "aeeffbbb94209023feaef3c196a41cbcdafa06b4a6f893f68779bb5e53796f71"
 "checksum tokio-current-thread 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "331c8acc267855ec06eb0c94618dcbbfea45bed2d20b77252940095273fb58f6"
@@ -4876,9 +4965,10 @@ dependencies = [
 "checksum tokio-fs 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0e9cbbc8a3698b7ab652340f46633364f9eaa928ddaaee79d8b8f356dd79a09d"
 "checksum tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "b53aeb9d3f5ccf2ebb29e19788f96987fa1355f8fe45ea193928eaaaf3ae820f"
 "checksum tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "afbcdb0f0d2a1e4c440af82d7bbf0bf91a8a8c0575bcd20c05d15be7e9d3a02f"
+"checksum tokio-sync 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3742b64166c1ee9121f1921aea5a726098458926a6b732d906ef23b1f3ef6f4f"
 "checksum tokio-tcp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "1d14b10654be682ac43efee27401d792507e30fd8d26389e1da3b185de2e4119"
-"checksum tokio-threadpool 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "17465013014410310f9f61fa10bf4724803c149ea1d51efece131c38efca93aa"
-"checksum tokio-timer 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "4f37f0111d76cc5da132fe9bc0590b9b9cfd079bc7e75ac3846278430a299ff8"
+"checksum tokio-threadpool 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "c3fd86cb15547d02daa2b21aadaf4e37dee3368df38a526178a5afa3c034d2fb"
+"checksum tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)" = "21c04a314a1f69f73c0227beba6250e06cdc1e9a62e7eff912bf54a59b6d1b94"
 "checksum tokio-tls 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "354b8cd83825b3c20217a9dc174d6a0c67441a2fae5c41bcb1ea6679f6ae0f7c"
 "checksum tokio-udp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "66268575b80f4a4a710ef83d087fdfeeabdce9b74c797535fbac18a2cb906e92"
 "checksum tokio-uds 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "037ffc3ba0e12a0ab4aca92e5234e0dedeb48fddf6ccd260f1f150a36a9f2445"
@@ -4900,7 +4990,7 @@ dependencies = [
 "checksum unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "882386231c45df4700b275c7ff55b6f3698780a650026380e72dabe76fa46526"
 "checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 "checksum unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "382810877fe448991dfc7f0dd6e3ae5d58088fd0ea5e35189655f84e6814fa56"
-"checksum unsigned-varint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "5fb8abc4b7d8158bdfbbaaccc35331ed3c30c2673e99000d7ae665a2eb6576f4"
+"checksum unsigned-varint 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2c64cdf40b4a9645534a943668681bcb219faf51874d4b65d2e0abda1b10a2ab"
 "checksum untrusted 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "55cd1f4b4e96b46aeb8d4855db4a7a9bd96eeeb5c6a1ab54593328761642ce2f"
 "checksum url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
 "checksum utf8-ranges 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "796f7e48bef87609f7ade7e06495a87d5cd06c7866e6a5cbfceffc558a243737"
@@ -4917,10 +5007,9 @@ dependencies = [
 "checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
 "checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
-"checksum winapi-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "afc5508759c5bf4285e61feb862b6083c8480aec864fa17a81fdec6f69b461ab"
+"checksum winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7168bab6e1daee33b4557efd0e95d5ca70a03706d39fa5f3fe7a236f584b03c9"
 "checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 "checksum wincolor 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "561ed901ae465d6185fa7864d63fbd5720d0ef718366c9a4dc83cf6170d7e9ba"
-"checksum ws 0.7.9 (git+https://github.com/tomusdrw/ws-rs)" = "<none>"
 "checksum ws 0.7.9 (registry+https://github.com/rust-lang/crates.io-index)" = "329d3e6dd450a9c5c73024e1047f0be7e24121a68484eb0b5368977bee3cf8c3"
 "checksum ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
 "checksum xdg 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d089681aa106a86fade1b0128fb5daf07d5867a509ab036d99988dec80429a57"
diff --git a/availability-store/Cargo.toml b/availability-store/Cargo.toml
index 19142bd935b98..5119a688f6db9 100644
--- a/availability-store/Cargo.toml
+++ b/availability-store/Cargo.toml
@@ -8,7 +8,7 @@ authors = ["Parity Technologies <admin@parity.io>"]
 polkadot-primitives = { path = "../primitives" }
 parking_lot = "0.4"
 log = "0.3"
-parity-codec = "2.1"
+parity-codec = "3.0"
 substrate-primitives = { git = "https://github.com/paritytech/substrate" }
 kvdb = { git = "https://github.com/paritytech/parity-common", rev="616b40150ded71f57f650067fcbc5c99d7c343e6" }
 kvdb-rocksdb = { git = "https://github.com/paritytech/parity-common", rev="616b40150ded71f57f650067fcbc5c99d7c343e6" }
diff --git a/collator/Cargo.toml b/collator/Cargo.toml
index 0384a471f31b2..750bb4e8bf321 100644
--- a/collator/Cargo.toml
+++ b/collator/Cargo.toml
@@ -7,7 +7,7 @@ description = "Collator node implementation"
 [dependencies]
 futures = "0.1.17"
 substrate-client = { git = "https://github.com/paritytech/substrate" }
-parity-codec = "2.1"
+parity-codec = "3.0"
 substrate-primitives = { git = "https://github.com/paritytech/substrate" }
 polkadot-runtime = { path = "../runtime", version = "0.1" }
 polkadot-primitives = { path = "../primitives", version = "0.1" }
diff --git a/consensus/Cargo.toml b/consensus/Cargo.toml
index c8e108154c2e2..04e305a1d55af 100644
--- a/consensus/Cargo.toml
+++ b/consensus/Cargo.toml
@@ -10,7 +10,7 @@ tokio = "0.1.7"
 error-chain = "0.12"
 log = "0.3"
 exit-future = "0.1"
-parity-codec = "2.1"
+parity-codec = "3.0"
 polkadot-availability-store = { path = "../availability-store" }
 polkadot-parachain = { path = "../parachain" }
 polkadot-primitives = { path = "../primitives" }
diff --git a/consensus/src/lib.rs b/consensus/src/lib.rs
index 89bf83901ad15..b4219e2e83ca4 100644
--- a/consensus/src/lib.rs
+++ b/consensus/src/lib.rs
@@ -83,7 +83,7 @@ use polkadot_primitives::parachain::{
 	AttestedCandidate, ParachainHost, Statement as PrimitiveStatement
 };
 use primitives::{Ed25519AuthorityId as AuthorityId, ed25519};
-use runtime_primitives::traits::ProvideRuntimeApi;
+use runtime_primitives::{traits::ProvideRuntimeApi, ApplyError};
 use tokio::runtime::TaskExecutor;
 use tokio::timer::{Delay, Interval};
 use transaction_pool::txpool::{Pool, ChainApi as PoolChainApi};
@@ -507,7 +507,7 @@ impl<C, TxApi> consensus::Proposer<Block> for Proposer<C, TxApi> where
 	type Error = Error;
 	type Create = Either<CreateProposal<C, TxApi>, future::FutureResult<Block, Error>>;
 
-	fn propose(&self, inherent_data: InherentData) -> Self::Create {
+	fn propose(&self, inherent_data: InherentData, max_duration: Duration) -> Self::Create {
 		const ATTEMPT_PROPOSE_EVERY: Duration = Duration::from_millis(100);
 		const SLOT_DURATION_DENOMINATOR: u64 = 3; // wait up to 1/3 of the slot for candidates.
 
@@ -558,6 +558,8 @@ impl<C, TxApi> consensus::Proposer<Block> for Proposer<C, TxApi> where
 			believed_minimum_timestamp: believed_timestamp,
 			timing,
 			inherent_data: Some(inherent_data),
+			// leave some time for the proposal finalisation
+			deadline: Instant::now() + max_duration - max_duration / 3,
 		})
 	}
 }
@@ -626,6 +628,7 @@ pub struct CreateProposal<C: Send + Sync, TxApi: PoolChainApi> {
 	timing: ProposalTiming,
 	believed_minimum_timestamp: u64,
 	inherent_data: Option<InherentData>,
+	deadline: Instant,
 }
 
 impl<C, TxApi> CreateProposal<C, TxApi> where
@@ -637,8 +640,6 @@ impl<C, TxApi> CreateProposal<C, TxApi> where
 		use client::block_builder::BlockBuilder;
 		use runtime_primitives::traits::{Hash as HashT, BlakeTwo256};
 
-		const MAX_TRANSACTIONS: usize = 40;
-
 		let mut inherent_data = self.inherent_data.take().expect("CreateProposal is not polled after finishing; qed");
 		inherent_data.put_data(polkadot_runtime::PARACHAIN_INHERENT_IDENTIFIER, &candidates).map_err(ErrorKind::InherentError)?;
 
@@ -653,18 +654,20 @@ impl<C, TxApi> CreateProposal<C, TxApi> where
 			}
 
 			let mut unqueue_invalid = Vec::new();
-			let mut pending_size = 0;
 
-			let ready_iter = self.transaction_pool.ready();
-			for ready in ready_iter.take(MAX_TRANSACTIONS) {
-				let encoded_size = ready.data.encode().len();
-				if pending_size + encoded_size >= MAX_TRANSACTIONS_SIZE {
-					break
+			for ready in self.transaction_pool.ready() {
+				if Instant::now() > self.deadline {
+					debug!("Consensus deadline reached when pushing block transactions, proceeding with proposing.");
+					break;
 				}
 
 				match block_builder.push(ready.data.clone()) {
 					Ok(()) => {
-						pending_size += encoded_size;
+						debug!("[{:?}] Pushed to the block.", ready.hash);
+					}
+					Err(client::error::Error(client::error::ErrorKind::ApplyExtrinsicFailed(ApplyError::FullBlock), _)) => {
+						debug!("Block is full, proceed with proposing.");
+						break;
 					}
 					Err(e) => {
 						trace!(target: "transaction-pool", "Invalid transaction: {}", e);
diff --git a/erasure-coding/Cargo.toml b/erasure-coding/Cargo.toml
index c00861aac25e0..a4857cd07770d 100644
--- a/erasure-coding/Cargo.toml
+++ b/erasure-coding/Cargo.toml
@@ -7,6 +7,6 @@ edition = "2018"
 [dependencies]
 polkadot-primitives = { path = "../primitives" }
 reed-solomon-erasure = { git = "https://github.com/paritytech/reed-solomon-erasure" }
-parity-codec = "2.1"
+parity-codec = "3.0"
 substrate-primitives = { git = "https://github.com/paritytech/substrate" }
 substrate-trie = { git = "https://github.com/paritytech/substrate" }
diff --git a/network/Cargo.toml b/network/Cargo.toml
index 4dfc8a1238f76..d0f4f2257f072 100644
--- a/network/Cargo.toml
+++ b/network/Cargo.toml
@@ -10,8 +10,8 @@ parking_lot = "0.4"
 polkadot-availability-store = { path = "../availability-store" }
 polkadot-consensus = { path = "../consensus" }
 polkadot-primitives = { path = "../primitives" }
-parity-codec = "2.1"
-parity-codec-derive = "2.1"
+parity-codec = "3.0"
+parity-codec-derive = "3.0"
 substrate-network = { git = "https://github.com/paritytech/substrate" }
 substrate-primitives = { git = "https://github.com/paritytech/substrate" }
 sr-primitives = { git = "https://github.com/paritytech/substrate" }
diff --git a/parachain/Cargo.toml b/parachain/Cargo.toml
index d34dd9b2b9631..aba3c106be11a 100644
--- a/parachain/Cargo.toml
+++ b/parachain/Cargo.toml
@@ -5,8 +5,8 @@ authors = ["Parity Technologies <admin@parity.io>"]
 description = "Types and utilities for creating and working with parachains"
 
 [dependencies]
-parity-codec = { version = "2.1", default-features = false }
-parity-codec-derive = { version = "2.1", default-features = false }
+parity-codec = { version = "3.0", default-features = false }
+parity-codec-derive = { version = "3.0", default-features = false }
 wasmi = { version = "0.4.3", optional = true }
 error-chain = { version = "0.12", optional = true }
 
diff --git a/primitives/Cargo.toml b/primitives/Cargo.toml
index 1d30e53fd4b81..84386c643cb64 100644
--- a/primitives/Cargo.toml
+++ b/primitives/Cargo.toml
@@ -6,8 +6,8 @@ authors = ["Parity Technologies <admin@parity.io>"]
 [dependencies]
 serde = { version = "1.0", default-features = false }
 serde_derive = { version = "1.0", optional = true }
-parity-codec = { version = "2.1", default-features = false }
-parity-codec-derive = { version = "2.1", default-features = false }
+parity-codec = { version = "3.0", default-features = false }
+parity-codec-derive = { version = "3.0", default-features = false }
 substrate-primitives = { git = "https://github.com/paritytech/substrate", default-features = false }
 substrate-client = { git = "https://github.com/paritytech/substrate", default-features = false }
 sr-version = { git = "https://github.com/paritytech/substrate", default-features = false }
diff --git a/runtime/Cargo.toml b/runtime/Cargo.toml
index 457aff47028e7..1f0cdd16e7cf6 100644
--- a/runtime/Cargo.toml
+++ b/runtime/Cargo.toml
@@ -11,8 +11,8 @@ serde = { version = "1.0", default-features = false }
 serde_derive = { version = "1.0", optional = true }
 safe-mix = { version = "1.0", default-features = false}
 polkadot-primitives = { path = "../primitives", default-features = false }
-parity-codec = { version = "2.2", default-features = false }
-parity-codec-derive = { version = "2.2", default-features = false }
+parity-codec = { version = "3.0", default-features = false }
+parity-codec-derive = { version = "3.0", default-features = false }
 substrate-serializer = { git = "https://github.com/paritytech/substrate", default-features = false }
 sr-std = { git = "https://github.com/paritytech/substrate", default-features = false }
 sr-io = { git = "https://github.com/paritytech/substrate", default-features = false }
diff --git a/runtime/src/lib.rs b/runtime/src/lib.rs
index c08fd741b08f4..77a233fc4493c 100644
--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -105,7 +105,7 @@ pub use balances::Call as BalancesCall;
 pub use parachains::{Call as ParachainsCall, INHERENT_IDENTIFIER as PARACHAIN_INHERENT_IDENTIFIER};
 pub use sr_primitives::{Permill, Perbill};
 pub use timestamp::BlockPeriod;
-pub use srml_support::{StorageValue, RuntimeMetadata};
+pub use srml_support::StorageValue;
 
 /// Runtime version.
 pub const VERSION: RuntimeVersion = RuntimeVersion {
diff --git a/runtime/wasm/Cargo.lock b/runtime/wasm/Cargo.lock
index 8b4b041df2f7c..7a5606bf1cba3 100644
--- a/runtime/wasm/Cargo.lock
+++ b/runtime/wasm/Cargo.lock
@@ -129,10 +129,10 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-channel 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-channel 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-deque 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-epoch 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -140,12 +140,10 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-channel"
-version = "0.3.6"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -154,18 +152,18 @@ name = "crossbeam-deque"
 version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-epoch 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.7.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.6.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -173,10 +171,11 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.6.3"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -319,7 +318,7 @@ dependencies = [
 
 [[package]]
 name = "hex-literal"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "hex-literal-impl 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -371,10 +370,10 @@ dependencies = [
 
 [[package]]
 name = "impl-codec"
-version = "0.1.1"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -383,7 +382,7 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -491,7 +490,7 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro-hack 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -648,19 +647,19 @@ source = "git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7
 
 [[package]]
 name = "parity-codec"
-version = "2.2.0"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "parity-codec-derive"
-version = "2.2.0"
+version = "3.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -688,12 +687,32 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "paste"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "paste-impl 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro-hack 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "paste-impl"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro-hack 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "percent-encoding"
 version = "1.0.1"
@@ -708,10 +727,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 name = "polkadot-primitives"
 version = "0.1.0"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -725,13 +744,13 @@ version = "0.1.0"
 dependencies = [
  "bitvec 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "polkadot-primitives 0.1.0",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -768,11 +787,11 @@ dependencies = [
 
 [[package]]
 name = "primitive-types"
-version = "0.1.6"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fixed-hash 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "impl-codec 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "impl-codec 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "uint 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -785,6 +804,16 @@ dependencies = [
  "proc-macro-hack-impl 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "proc-macro-hack"
+version = "0.5.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "proc-macro-hack-impl"
 version = "0.4.1"
@@ -792,7 +821,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.26"
+version = "0.4.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -803,7 +832,7 @@ name = "quote"
 version = "0.6.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -832,16 +861,17 @@ dependencies = [
 
 [[package]]
 name = "rand"
-version = "0.6.4"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_chacha 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_hc 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_isaac 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_os 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_jitter 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_os 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_pcg 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_xorshift 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -885,15 +915,25 @@ dependencies = [
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand_jitter"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "rand_os"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-cprng 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.48 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -995,27 +1035,27 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "1.0.80"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde_derive"
-version = "1.0.85"
+version = "1.0.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.37"
+version = "1.0.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ryu 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1061,8 +1101,8 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "chrono 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1087,10 +1127,10 @@ dependencies = [
 [[package]]
 name = "sr-api-macros"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1098,12 +1138,12 @@ dependencies = [
 [[package]]
 name = "sr-io"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "environmental 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
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  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1115,15 +1155,15 @@ dependencies = [
 [[package]]
 name = "sr-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
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  "num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1132,7 +1172,7 @@ dependencies = [
 [[package]]
 name = "sr-std"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1140,13 +1180,13 @@ dependencies = [
 [[package]]
 name = "sr-version"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
@@ -1154,12 +1194,12 @@ dependencies = [
 [[package]]
 name = "srml-aura"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1175,13 +1215,13 @@ dependencies = [
 [[package]]
 name = "srml-balances"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1194,12 +1234,12 @@ dependencies = [
 [[package]]
 name = "srml-consensus"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1212,13 +1252,13 @@ dependencies = [
 [[package]]
 name = "srml-council"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1232,13 +1272,13 @@ dependencies = [
 [[package]]
 name = "srml-democracy"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1251,12 +1291,12 @@ dependencies = [
 [[package]]
 name = "srml-executive"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1267,13 +1307,13 @@ dependencies = [
 [[package]]
 name = "srml-grandpa"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1287,13 +1327,13 @@ dependencies = [
 [[package]]
 name = "srml-indices"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1306,12 +1346,12 @@ dependencies = [
 [[package]]
 name = "srml-metadata"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
@@ -1319,13 +1359,13 @@ dependencies = [
 [[package]]
 name = "srml-session"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1339,13 +1379,13 @@ dependencies = [
 [[package]]
 name = "srml-staking"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1362,12 +1402,12 @@ dependencies = [
 [[package]]
 name = "srml-sudo"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1380,14 +1420,16 @@ dependencies = [
 [[package]]
 name = "srml-support"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "mashup 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "once_cell 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "paste 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1399,9 +1441,9 @@ dependencies = [
 [[package]]
 name = "srml-support-procedural"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api-macros 0.1.0 (git+https://github.com/paritytech/substrate)",
  "srml-support-procedural-tools 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1411,9 +1453,9 @@ dependencies = [
 [[package]]
 name = "srml-support-procedural-tools"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "srml-support-procedural-tools-derive 0.1.0 (git+https://github.com/paritytech/substrate)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1422,9 +1464,9 @@ dependencies = [
 [[package]]
 name = "srml-support-procedural-tools-derive"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "proc-macro2 0.4.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.26 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1432,13 +1474,13 @@ dependencies = [
 [[package]]
 name = "srml-system"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "safe-mix 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1449,12 +1491,12 @@ dependencies = [
 [[package]]
 name = "srml-timestamp"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1468,12 +1510,12 @@ dependencies = [
 [[package]]
 name = "srml-treasury"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1486,12 +1528,12 @@ dependencies = [
 [[package]]
 name = "srml-upgrade-key"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1515,17 +1557,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "substrate-client"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kvdb 0.1.0 (git+https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "slog 2.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-api-macros 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1545,9 +1587,9 @@ dependencies = [
 [[package]]
 name = "substrate-consensus-aura-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1559,13 +1601,13 @@ dependencies = [
 [[package]]
 name = "substrate-consensus-common"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.25 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1577,20 +1619,20 @@ dependencies = [
 [[package]]
 name = "substrate-executor"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsecp256k1 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-io 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-version 0.1.0 (git+https://github.com/paritytech/substrate)",
+ "substrate-panic-handler 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-serializer 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-state-machine 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1602,10 +1644,10 @@ dependencies = [
 [[package]]
 name = "substrate-finality-grandpa-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-client 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1615,10 +1657,10 @@ dependencies = [
 [[package]]
 name = "substrate-inherents"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
@@ -1627,32 +1669,41 @@ dependencies = [
 [[package]]
 name = "substrate-keyring"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
 ]
 
+[[package]]
+name = "substrate-panic-handler"
+version = "0.1.0"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
+dependencies = [
+ "backtrace 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "substrate-primitives"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "base58 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "blake2-rfc 0.2.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hash256-std-hasher 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "impl-serde 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec-derive 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "primitive-types 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec-derive 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "primitive-types 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.13.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 1.0.85 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
  "sr-std 0.1.0 (git+https://github.com/paritytech/substrate)",
  "twox-hash 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1662,23 +1713,24 @@ dependencies = [
 [[package]]
 name = "substrate-serializer"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
- "serde 1.0.80 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.87 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.38 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "substrate-state-machine"
 version = "0.1.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
  "hash-db 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "hex-literal 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hex-literal 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-codec 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-codec 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "substrate-panic-handler 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)",
  "substrate-trie 0.4.0 (git+https://github.com/paritytech/substrate)",
  "trie-db 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1688,7 +1740,7 @@ dependencies = [
 [[package]]
 name = "substrate-telemetry"
 version = "0.3.0"
-source = "git+https://github.com/paritytech/substrate#01bff36cbb7a800720c8d867b63736ba233d22f3"
+source = "git+https://github.com/paritytech/substrate#b5587b378af80027a056a10e77bbf1ddd8b04d15"
 dependencies = [
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@@ -1843,7 +1895,7 @@ dependencies = [
 
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 "checksum sha1 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 "checksum sha2 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7d963c78ce367df26d7ea8b8cc655c651b42e8a1e584e869c1e17dae3ccb116a"
 "checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
@@ -2248,6 +2304,7 @@ dependencies = [
 "checksum substrate-finality-grandpa-primitives 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-inherents 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-keyring 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
+"checksum substrate-panic-handler 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-primitives 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-serializer 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
 "checksum substrate-state-machine 0.1.0 (git+https://github.com/paritytech/substrate)" = "<none>"
@@ -2265,7 +2322,7 @@ dependencies = [
 "checksum tokio-fs 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0e9cbbc8a3698b7ab652340f46633364f9eaa928ddaaee79d8b8f356dd79a09d"
 "checksum tokio-io 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "b53aeb9d3f5ccf2ebb29e19788f96987fa1355f8fe45ea193928eaaaf3ae820f"
 "checksum tokio-reactor 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "afbcdb0f0d2a1e4c440af82d7bbf0bf91a8a8c0575bcd20c05d15be7e9d3a02f"
-"checksum tokio-sync 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0d65a58e2215c13179e6eeb2cf00511e0aee455cad40a9bfaef15a2fd8aab1c7"
+"checksum tokio-sync 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3742b64166c1ee9121f1921aea5a726098458926a6b732d906ef23b1f3ef6f4f"
 "checksum tokio-tcp 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "1d14b10654be682ac43efee27401d792507e30fd8d26389e1da3b185de2e4119"
 "checksum tokio-threadpool 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)" = "c3fd86cb15547d02daa2b21aadaf4e37dee3368df38a526178a5afa3c034d2fb"
 "checksum tokio-timer 0.2.9 (registry+https://github.com/rust-lang/crates.io-index)" = "21c04a314a1f69f73c0227beba6250e06cdc1e9a62e7eff912bf54a59b6d1b94"
diff --git a/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm b/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm
index a776a1126bdf4..23782c519f904 100644
Binary files a/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm and b/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm differ
diff --git a/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm b/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm
index eb0b6483ed343..44cc191fefa22 100755
Binary files a/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm and b/runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.wasm differ
diff --git a/src/main.rs b/src/main.rs
index fa5ce2c3f1858..f4a0fb03abe63 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -73,6 +73,7 @@ fn run() -> cli::error::Result<()> {
 		executable_name: "polkadot",
 		author: "Parity Team <admin@parity.io>",
 		description: "Polkadot Relay-chain Client Node",
+		support_url: "https://github.com/paritytech/polkadot/issues/new",
 	};
 	cli::run(::std::env::args(), Worker, version)
 }
diff --git a/statement-table/Cargo.toml b/statement-table/Cargo.toml
index 5616ca7af423e..a751515bbf845 100644
--- a/statement-table/Cargo.toml
+++ b/statement-table/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 authors = ["Parity Technologies <admin@parity.io>"]
 
 [dependencies]
-parity-codec = "2.1"
-parity-codec-derive = "2.1"
+parity-codec = "3.0"
+parity-codec-derive = "3.0"
 substrate-primitives = { git = "https://github.com/paritytech/substrate" }
 polkadot-primitives = { path = "../primitives" }
diff --git a/test-parachains/adder/Cargo.toml b/test-parachains/adder/Cargo.toml
index 255f4303cbbb3..1056bd2cbcbb5 100644
--- a/test-parachains/adder/Cargo.toml
+++ b/test-parachains/adder/Cargo.toml
@@ -6,6 +6,6 @@ description = "Test parachain which adds to a number as its state transition"
 
 [dependencies]
 polkadot-parachain = { path = "../../parachain/", default-features = false }
-parity-codec = { version = "2.1", default-features = false }
-parity-codec-derive = { version = "2.1", default-features = false }
+parity-codec = { version = "3.0", default-features = false }
+parity-codec-derive = { version = "3.0", default-features = false }
 tiny-keccak = "1.4"
diff --git a/test-parachains/adder/collator/src/main.rs b/test-parachains/adder/collator/src/main.rs
index 580aa28b15215..78975c515b5f0 100644
--- a/test-parachains/adder/collator/src/main.rs
+++ b/test-parachains/adder/collator/src/main.rs
@@ -137,6 +137,7 @@ fn main() {
 			executable_name: "adder-collator",
 			description: "collator for adder parachain",
 			author: "parity technologies",
+			support_url: "https://github.com/paritytech/polkadot/issues/new",
 		}
 	);