diff --git a/package.json b/package.json
index 65bf769..2677cc8 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
     "test": "tests"
   },
   "devDependencies": {
-    "browserify": "^16.2.3",
+    "browserify": "^17.0.0",
     "chai": "^4.2.0",
     "cross-env": "^5.2.0",
     "envify": "^4.1.0",
diff --git a/yarn.lock b/yarn.lock
index cedd37a..8c4edc1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -136,6 +136,11 @@ array-equal@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/array-equal/-/array-equal-1.0.0.tgz#8c2a5ef2472fd9ea742b04c77a75093ba2757c93"
 
+array-filter@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/array-filter/-/array-filter-1.0.0.tgz#baf79e62e6ef4c2a4c0b831232daffec251f9d83"
+  integrity sha1-uveeYubvTCpMC4MSMtr/7CUfnYM=
+
 array-filter@~0.0.0:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/array-filter/-/array-filter-0.0.1.tgz#7da8cf2e26628ed732803581fd21f67cacd2eeec"
@@ -196,6 +201,13 @@ asynckit@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
 
+available-typed-arrays@^1.0.0, available-typed-arrays@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/available-typed-arrays/-/available-typed-arrays-1.0.2.tgz#6b098ca9d8039079ee3f77f7b783c4480ba513f5"
+  integrity sha512-XWX3OX8Onv97LMk/ftVyBibpGwY5a8SmuxZPzeOxqmuEqUCOM9ZE+uIaD1VNJ5QnvU2UQusvmKbuM1FR8QWGfQ==
+  dependencies:
+    array-filter "^1.0.0"
+
 aws-sign2@~0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/aws-sign2/-/aws-sign2-0.7.0.tgz#b46e890934a9591f2d2f6f86d7e6a9f1b3fe76a8"
@@ -252,12 +264,12 @@ browser-process-hrtime@^0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/browser-process-hrtime/-/browser-process-hrtime-0.1.2.tgz#425d68a58d3447f02a04aa894187fce8af8b7b8e"
 
-browser-resolve@^1.11.0, browser-resolve@^1.7.0:
-  version "1.11.3"
-  resolved "https://registry.yarnpkg.com/browser-resolve/-/browser-resolve-1.11.3.tgz#9b7cbb3d0f510e4cb86bdbd796124d28b5890af6"
-  integrity sha512-exDi1BYWB/6raKHmDTCicQfTkqwN5fioMFV4j8BsfMU4R2DK/QfZfK7kOVkmWCNANf0snkBzqGqAJBao9gZMdQ==
+browser-resolve@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/browser-resolve/-/browser-resolve-2.0.0.tgz#99b7304cb392f8d73dba741bb2d7da28c6d7842b"
+  integrity sha512-7sWsQlYL2rGLy2IWm8WL8DCTJvYLc/qlOnsakDac87SOoCd16WLsaAMdCiAqsTNHIe+SXfaqyxyo6THoWqs8WQ==
   dependencies:
-    resolve "1.1.7"
+    resolve "^1.17.0"
 
 browser-stdout@1.3.1:
   version "1.3.1"
@@ -322,49 +334,49 @@ browserify-zlib@~0.2.0:
   dependencies:
     pako "~1.0.5"
 
-browserify@^16.2.3:
-  version "16.2.3"
-  resolved "https://registry.yarnpkg.com/browserify/-/browserify-16.2.3.tgz#7ee6e654ba4f92bce6ab3599c3485b1cc7a0ad0b"
-  integrity sha512-zQt/Gd1+W+IY+h/xX2NYMW4orQWhqSwyV+xsblycTtpOuB27h1fZhhNQuipJ4t79ohw4P4mMem0jp/ZkISQtjQ==
+browserify@^17.0.0:
+  version "17.0.0"
+  resolved "https://registry.yarnpkg.com/browserify/-/browserify-17.0.0.tgz#4c48fed6c02bfa2b51fd3b670fddb805723cdc22"
+  integrity sha512-SaHqzhku9v/j6XsQMRxPyBrSP3gnwmE27gLJYZgMT2GeK3J0+0toN+MnuNYDfHwVGQfLiMZ7KSNSIXHemy905w==
   dependencies:
     JSONStream "^1.0.3"
     assert "^1.4.0"
     browser-pack "^6.0.1"
-    browser-resolve "^1.11.0"
+    browser-resolve "^2.0.0"
     browserify-zlib "~0.2.0"
-    buffer "^5.0.2"
+    buffer "~5.2.1"
     cached-path-relative "^1.0.0"
     concat-stream "^1.6.0"
     console-browserify "^1.1.0"
     constants-browserify "~1.0.0"
     crypto-browserify "^3.0.0"
     defined "^1.0.0"
-    deps-sort "^2.0.0"
+    deps-sort "^2.0.1"
     domain-browser "^1.2.0"
     duplexer2 "~0.1.2"
-    events "^2.0.0"
+    events "^3.0.0"
     glob "^7.1.0"
     has "^1.0.0"
     htmlescape "^1.1.0"
     https-browserify "^1.0.0"
     inherits "~2.0.1"
-    insert-module-globals "^7.0.0"
+    insert-module-globals "^7.2.1"
     labeled-stream-splicer "^2.0.0"
-    mkdirp "^0.5.0"
-    module-deps "^6.0.0"
+    mkdirp-classic "^0.5.2"
+    module-deps "^6.2.3"
     os-browserify "~0.3.0"
     parents "^1.0.1"
-    path-browserify "~0.0.0"
+    path-browserify "^1.0.0"
     process "~0.11.0"
     punycode "^1.3.2"
     querystring-es3 "~0.2.0"
     read-only-stream "^2.0.0"
     readable-stream "^2.0.2"
     resolve "^1.1.4"
-    shasum "^1.0.0"
+    shasum-object "^1.0.0"
     shell-quote "^1.6.1"
-    stream-browserify "^2.0.0"
-    stream-http "^2.0.0"
+    stream-browserify "^3.0.0"
+    stream-http "^3.0.0"
     string_decoder "^1.1.1"
     subarg "^1.0.0"
     syntax-error "^1.1.1"
@@ -372,7 +384,7 @@ browserify@^16.2.3:
     timers-browserify "^1.0.1"
     tty-browserify "0.0.1"
     url "~0.11.0"
-    util "~0.10.1"
+    util "~0.12.0"
     vm-browserify "^1.0.0"
     xtend "^4.0.0"
 
@@ -386,7 +398,7 @@ buffer-xor@^1.0.3:
   resolved "https://registry.yarnpkg.com/buffer-xor/-/buffer-xor-1.0.3.tgz#26e61ed1422fb70dd42e6e36729ed51d855fe8d9"
   integrity sha1-JuYe0UIvtw3ULm42cp7VHYVf6Nk=
 
-buffer@^5.0.2:
+buffer@~5.2.1:
   version "5.2.1"
   resolved "https://registry.yarnpkg.com/buffer/-/buffer-5.2.1.tgz#dd57fa0f109ac59c602479044dca7b8b3d0b71d6"
   integrity sha512-c+Ko0loDaFfuPWiL02ls9Xd3GO3cPVmUobQ6t3rXNUk304u6hGq+8N/kFi+QEIKhzK3uwolVhLzszmfLmMLnqg==
@@ -399,7 +411,7 @@ builtin-status-codes@^3.0.0:
   resolved "https://registry.yarnpkg.com/builtin-status-codes/-/builtin-status-codes-3.0.0.tgz#85982878e21b98e1c66425e03d0174788f569ee8"
   integrity sha1-hZgoeOIbmOHGZCXgPQF0eI9Wnug=
 
-cached-path-relative@^1.0.0:
+cached-path-relative@^1.0.0, cached-path-relative@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/cached-path-relative/-/cached-path-relative-1.0.2.tgz#a13df4196d26776220cc3356eb147a52dba2c6db"
   integrity sha512-5r2GqsoEb4qMTTN9J+WzXfjov+hjxT+j3u5K+kIVNIwAd99DLCJE9pBIMP1qVeybV6JiijL385Oz0DcYxfbOIg==
@@ -649,7 +661,7 @@ deep-is@~0.1.3:
   version "0.1.3"
   resolved "https://registry.yarnpkg.com/deep-is/-/deep-is-0.1.3.tgz#b369d6fb5dbc13eecf524f91b070feedc357cf34"
 
-define-properties@^1.1.2:
+define-properties@^1.1.2, define-properties@^1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/define-properties/-/define-properties-1.1.3.tgz#cf88da6cbee26fe6db7094f61d870cbd84cee9f1"
   integrity sha512-3MqfYKj2lLzdMSf8ZIZE/V+Zuy+BgD6f164e8K2w7dgnpKArBDerGYpM46IYYcjnkdPNMjPk9A6VFB8+3SKlXQ==
@@ -665,13 +677,13 @@ delayed-stream@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
 
-deps-sort@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/deps-sort/-/deps-sort-2.0.0.tgz#091724902e84658260eb910748cccd1af6e21fb5"
-  integrity sha1-CRckkC6EZYJg65EHSMzNGvbiH7U=
+deps-sort@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/deps-sort/-/deps-sort-2.0.1.tgz#9dfdc876d2bcec3386b6829ac52162cda9fa208d"
+  integrity sha512-1orqXQr5po+3KI6kQb9A4jnXT1PBwggGl2d7Sq2xsnOeI9GPcE/tGcF9UiSZtZBM7MukY4cAh7MemS6tZYipfw==
   dependencies:
     JSONStream "^1.0.3"
-    shasum "^1.0.0"
+    shasum-object "^1.0.0"
     subarg "^1.0.0"
     through2 "^2.0.0"
 
@@ -683,7 +695,7 @@ des.js@^1.0.0:
     inherits "^2.0.1"
     minimalistic-assert "^1.0.0"
 
-detective@^5.0.2:
+detective@^5.2.0:
   version "5.2.0"
   resolved "https://registry.yarnpkg.com/detective/-/detective-5.2.0.tgz#feb2a77e85b904ecdea459ad897cc90a99bd2a7b"
   integrity sha512-6SsIx+nUUbuK0EthKjv0zrdnajCCXVYGmbYYiYjFVpzcjwEs/JMDZ8tPRG29J/HhN56t3GJp2cGSWDRjjot8Pg==
@@ -761,6 +773,41 @@ envify@^4.1.0:
     esprima "^4.0.0"
     through "~2.3.4"
 
+es-abstract@^1.17.4, es-abstract@^1.17.5:
+  version "1.17.7"
+  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.17.7.tgz#a4de61b2f66989fc7421676c1cb9787573ace54c"
+  integrity sha512-VBl/gnfcJ7OercKA9MVaegWsBHFjV492syMudcnQZvt/Dw8ezpcOHYZXa/J96O8vx+g4x65YKhxOwDUh63aS5g==
+  dependencies:
+    es-to-primitive "^1.2.1"
+    function-bind "^1.1.1"
+    has "^1.0.3"
+    has-symbols "^1.0.1"
+    is-callable "^1.2.2"
+    is-regex "^1.1.1"
+    object-inspect "^1.8.0"
+    object-keys "^1.1.1"
+    object.assign "^4.1.1"
+    string.prototype.trimend "^1.0.1"
+    string.prototype.trimstart "^1.0.1"
+
+es-abstract@^1.18.0-next.0:
+  version "1.18.0-next.1"
+  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.18.0-next.1.tgz#6e3a0a4bda717e5023ab3b8e90bec36108d22c68"
+  integrity sha512-I4UGspA0wpZXWENrdA0uHbnhte683t3qT/1VFH9aX2dA5PPSf6QW5HHXf5HImaqPmjXaVeVk4RGWnaylmV7uAA==
+  dependencies:
+    es-to-primitive "^1.2.1"
+    function-bind "^1.1.1"
+    has "^1.0.3"
+    has-symbols "^1.0.1"
+    is-callable "^1.2.2"
+    is-negative-zero "^2.0.0"
+    is-regex "^1.1.1"
+    object-inspect "^1.8.0"
+    object-keys "^1.1.1"
+    object.assign "^4.1.1"
+    string.prototype.trimend "^1.0.1"
+    string.prototype.trimstart "^1.0.1"
+
 es-abstract@^1.5.1:
   version "1.13.0"
   resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.13.0.tgz#ac86145fdd5099d8dd49558ccba2eaf9b88e24e9"
@@ -782,6 +829,15 @@ es-to-primitive@^1.2.0:
     is-date-object "^1.0.1"
     is-symbol "^1.0.2"
 
+es-to-primitive@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/es-to-primitive/-/es-to-primitive-1.2.1.tgz#e55cd4c9cdc188bcefb03b366c736323fc5c898a"
+  integrity sha512-QCOllgZJtaUo9miYBcLChTUaHNjJF3PYs1VidD7AwiEj1kYxKeQTctLAezAOH5ZKRH0g2IgPn6KwB4IT8iRpvA==
+  dependencies:
+    is-callable "^1.1.4"
+    is-date-object "^1.0.1"
+    is-symbol "^1.0.2"
+
 escape-string-regexp@1.0.5, escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.yarnpkg.com/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz#1b61c0562190a8dff6ae3bb2cf0200ca130b86d4"
@@ -832,10 +888,10 @@ esutils@^2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/esutils/-/esutils-2.0.2.tgz#0abf4f1caa5bcb1f7a9d8acc6dea4faaa04bac9b"
 
-events@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/events/-/events-2.1.0.tgz#2a9a1e18e6106e0e812aa9ebd4a819b3c29c0ba5"
-  integrity sha512-3Zmiobend8P9DjmKAty0Era4jV8oJ0yGYe2nJJAxgymF9+N8F2m0hhZiMoWtcfepExzNKZumFU3ksdQbInGWCg==
+events@^3.0.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/events/-/events-3.2.0.tgz#93b87c18f8efcd4202a461aec4dfc0556b639379"
+  integrity sha512-/46HWwbfCX2xTawVfkKLGxMifJYQBWMwY1mjywRtb4c9x8l5NP3KoJtnIOiL1hfdRkIuYhETxQlo62IF8tcnlg==
 
 evp_bytestokey@^1.0.0, evp_bytestokey@^1.0.3:
   version "1.0.3"
@@ -883,6 +939,11 @@ fast-levenshtein@~2.0.4:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/fast-levenshtein/-/fast-levenshtein-2.0.6.tgz#3d8a5c66883a16a30ca8643e851f19baa7797917"
 
+fast-safe-stringify@^2.0.7:
+  version "2.0.7"
+  resolved "https://registry.yarnpkg.com/fast-safe-stringify/-/fast-safe-stringify-2.0.7.tgz#124aa885899261f68aedb42a7c080de9da608743"
+  integrity sha512-Utm6CdzT+6xsDk2m8S6uL8VHxNwI6Jub+e9NYTcAms28T84pTa25GJQV9j0CY0N1rM8hK4x6grpF2BQf+2qwVA==
+
 fill-keys@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/fill-keys/-/fill-keys-1.0.2.tgz#9a8fa36f4e8ad634e3bf6b4f3c8882551452eb20"
@@ -904,6 +965,11 @@ flat@^4.1.0:
   dependencies:
     is-buffer "~2.0.3"
 
+foreach@^2.0.5:
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/foreach/-/foreach-2.0.5.tgz#0bee005018aeb260d0a3af3ae658dd0136ec1b99"
+  integrity sha1-C+4AUBiusmDQo6865ljdATbsG5k=
+
 forever-agent@~0.6.1:
   version "0.6.1"
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
@@ -1018,6 +1084,11 @@ has-symbols@^1.0.0:
   resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.0.tgz#ba1a8f1af2a0fc39650f5c850367704122063b44"
   integrity sha1-uhqPGvKg/DllD1yFA2dwQSIGO0Q=
 
+has-symbols@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.1.tgz#9f5214758a44196c406d9bd76cebf81ec2dd31e8"
+  integrity sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg==
+
 has@^1.0.0, has@^1.0.1, has@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/has/-/has-1.0.3.tgz#722d7cbfc1f6aa8241f16dd814e011e1f41e8796"
@@ -1095,9 +1166,10 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@2.0.3, inherits@^2.0.1, inherits@^2.0.3, inherits@~2.0.1, inherits@~2.0.3:
-  version "2.0.3"
-  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
+inherits@2, inherits@^2.0.1, inherits@^2.0.3, inherits@^2.0.4, inherits@~2.0.1, inherits@~2.0.3, inherits@~2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+  integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
 
 inherits@2.0.1:
   version "2.0.1"
@@ -1111,10 +1183,10 @@ inline-source-map@~0.6.0:
   dependencies:
     source-map "~0.5.3"
 
-insert-module-globals@^7.0.0:
-  version "7.2.0"
-  resolved "https://registry.yarnpkg.com/insert-module-globals/-/insert-module-globals-7.2.0.tgz#ec87e5b42728479e327bd5c5c71611ddfb4752ba"
-  integrity sha512-VE6NlW+WGn2/AeOMd496AHFYmE7eLKkUY6Ty31k4og5vmA3Fjuwe9v6ifH6Xx/Hz27QvdoMoviw1/pqWRB09Sw==
+insert-module-globals@^7.2.1:
+  version "7.2.1"
+  resolved "https://registry.yarnpkg.com/insert-module-globals/-/insert-module-globals-7.2.1.tgz#d5e33185181a4e1f33b15f7bf100ee91890d5cb3"
+  integrity sha512-ufS5Qq9RZN+Bu899eA9QCAYThY+gGW7oRkmb0vC93Vlyu/CFGcH0OYPEjVkDXA5FEbTt1+VWzdoOD3Ny9N+8tg==
   dependencies:
     JSONStream "^1.0.3"
     acorn-node "^1.5.2"
@@ -1132,6 +1204,11 @@ invert-kv@^2.0.0:
   resolved "https://registry.yarnpkg.com/invert-kv/-/invert-kv-2.0.0.tgz#7393f5afa59ec9ff5f67a27620d11c226e3eec02"
   integrity sha512-wPVv/y/QQ/Uiirj/vh3oP+1Ww+AWehmi1g5fFWGPF6IpCBCDVrhgHRMvrLfdYcwDh3QJbGXDW4JAuzxElLSqKA==
 
+is-arguments@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/is-arguments/-/is-arguments-1.0.4.tgz#3faf966c7cba0ff437fb31f6250082fcf0448cf3"
+  integrity sha512-xPh0Rmt8NE65sNzvyUmWgI1tz3mKq74lGA0mL8LYZcoIzKOzDh6HmrYm3d18k60nHerC8A9Km8kYu87zfSFnLA==
+
 is-buffer@^1.1.0:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.6.tgz#efaa2ea9daa0d7ab2ea13a97b2b8ad51fefbe8be"
@@ -1146,6 +1223,11 @@ is-callable@^1.1.4:
   resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.4.tgz#1e1adf219e1eeb684d691f9d6a05ff0d30a24d75"
   integrity sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA==
 
+is-callable@^1.2.2:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.2.2.tgz#c7c6715cd22d4ddb48d3e19970223aceabb080d9"
+  integrity sha512-dnMqspv5nU3LoewK2N/y7KLtxtakvTuaCsU9FU50/QDmdbHNy/4/JuRtMHqRU22o3q+W89YQndQEeCVwK+3qrA==
+
 is-date-object@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-date-object/-/is-date-object-1.0.1.tgz#9aa20eb6aeebbff77fbd33e74ca01b33581d3a16"
@@ -1163,6 +1245,16 @@ is-fullwidth-code-point@^2.0.0:
   resolved "https://registry.yarnpkg.com/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz#a3b30a5c4f199183167aaab93beefae3ddfb654f"
   integrity sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=
 
+is-generator-function@^1.0.7:
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/is-generator-function/-/is-generator-function-1.0.7.tgz#d2132e529bb0000a7f80794d4bdf5cd5e5813522"
+  integrity sha512-YZc5EwyO4f2kWCax7oegfuSr9mFz1ZvieNYBEjmukLxgXfBUbxAWGVF7GZf0zidYtoBl3WvC07YK0wT76a+Rtw==
+
+is-negative-zero@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/is-negative-zero/-/is-negative-zero-2.0.0.tgz#9553b121b0fac28869da9ed459e20c7543788461"
+  integrity sha1-lVOxIbD6wohp2p7UWeIMdUN4hGE=
+
 is-object@~1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/is-object/-/is-object-1.0.1.tgz#8952688c5ec2ffd6b03ecc85e769e02903083470"
@@ -1174,6 +1266,13 @@ is-regex@^1.0.4:
   dependencies:
     has "^1.0.1"
 
+is-regex@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/is-regex/-/is-regex-1.1.1.tgz#c6f98aacc546f6cec5468a07b7b153ab564a57b9"
+  integrity sha512-1+QkEcxiLlB7VEyFtyBg94e08OAsvq7FUBgApTq/w2ymCLyKJgDPsybBENVtA7XCQEgEXxKPonG+mvYRxh/LIg==
+  dependencies:
+    has-symbols "^1.0.1"
+
 is-stream@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
@@ -1186,6 +1285,16 @@ is-symbol@^1.0.2:
   dependencies:
     has-symbols "^1.0.0"
 
+is-typed-array@^1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/is-typed-array/-/is-typed-array-1.1.3.tgz#a4ff5a5e672e1a55f99c7f54e59597af5c1df04d"
+  integrity sha512-BSYUBOK/HJibQ30wWkWold5txYwMUXQct9YHAQJr8fSwvZoiglcqB0pd7vEN23+Tsi9IUEjztdOSzl4qLVYGTQ==
+  dependencies:
+    available-typed-arrays "^1.0.0"
+    es-abstract "^1.17.4"
+    foreach "^2.0.5"
+    has-symbols "^1.0.1"
+
 is-typedarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
@@ -1287,13 +1396,6 @@ json-schema@0.2.3:
   version "0.2.3"
   resolved "https://registry.yarnpkg.com/json-schema/-/json-schema-0.2.3.tgz#b480c892e59a2f05954ce727bd3f2a4e882f9e13"
 
-json-stable-stringify@~0.0.0:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/json-stable-stringify/-/json-stable-stringify-0.0.1.tgz#611c23e814db375527df851193db59dd2af27f45"
-  integrity sha1-YRwj6BTbN1Un34URk9tZ3Sryf0U=
-  dependencies:
-    jsonify "~0.0.0"
-
 json-stringify-safe@~5.0.1:
   version "5.0.1"
   resolved "https://registry.yarnpkg.com/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz#1296a2d58fd45f19a0f6ce01d65701e2c735b6eb"
@@ -1468,7 +1570,12 @@ minimist@~0.0.1:
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
   integrity sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8=
 
-mkdirp@0.5.1, mkdirp@0.5.x, mkdirp@^0.5.0:
+mkdirp-classic@^0.5.2:
+  version "0.5.3"
+  resolved "https://registry.yarnpkg.com/mkdirp-classic/-/mkdirp-classic-0.5.3.tgz#fa10c9115cc6d8865be221ba47ee9bed78601113"
+  integrity sha512-gKLcREMhtuZRwRAfqP3RFW+TK4JqApVBtOIftVgjuABpAtpxhPGaDcfvbhNvD0B8iD1oUr/txX35NjcaY6Ns/A==
+
+mkdirp@0.5.1, mkdirp@0.5.x:
   version "0.5.1"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.1.tgz#30057438eac6cf7f8c4767f38648d6697d75c903"
   dependencies:
@@ -1503,17 +1610,17 @@ mocha@^6.1.4:
     yargs-parser "13.0.0"
     yargs-unparser "1.5.0"
 
-module-deps@^6.0.0:
-  version "6.2.0"
-  resolved "https://registry.yarnpkg.com/module-deps/-/module-deps-6.2.0.tgz#d41a2e790245ce319171e4e7c4d8c73993ba3cd5"
-  integrity sha512-hKPmO06so6bL/ZvqVNVqdTVO8UAYsi3tQWlCa+z9KuWhoN4KDQtb5hcqQQv58qYiDE21wIvnttZEPiDgEbpwbA==
+module-deps@^6.2.3:
+  version "6.2.3"
+  resolved "https://registry.yarnpkg.com/module-deps/-/module-deps-6.2.3.tgz#15490bc02af4b56cf62299c7c17cba32d71a96ee"
+  integrity sha512-fg7OZaQBcL4/L+AK5f4iVqf9OMbCclXfy/znXRxTVhJSeW5AIlS9AwheYwDaXM3lVW7OBeaeUEY3gbaC6cLlSA==
   dependencies:
     JSONStream "^1.0.3"
-    browser-resolve "^1.7.0"
-    cached-path-relative "^1.0.0"
+    browser-resolve "^2.0.0"
+    cached-path-relative "^1.0.2"
     concat-stream "~1.6.0"
     defined "^1.0.0"
-    detective "^5.0.2"
+    detective "^5.2.0"
     duplexer2 "^0.1.2"
     inherits "^2.0.1"
     parents "^1.0.0"
@@ -1589,11 +1696,21 @@ oauth-sign@~0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/oauth-sign/-/oauth-sign-0.8.2.tgz#46a6ab7f0aead8deae9ec0565780b7d4efeb9d43"
 
+object-inspect@^1.8.0:
+  version "1.8.0"
+  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.8.0.tgz#df807e5ecf53a609cc6bfe93eac3cc7be5b3a9d0"
+  integrity sha512-jLdtEOB112fORuypAyl/50VRVIBIdVQOSUUGQHzJ4xBSbit81zRarz7GThkEFZy1RceYrWYcPcBFPQwHyAc1gA==
+
 object-keys@^1.0.11, object-keys@^1.0.12:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.1.0.tgz#11bd22348dd2e096a045ab06f6c85bcc340fa032"
   integrity sha512-6OO5X1+2tYkNyNEx6TsCxEqFfRWaqx6EtMiSbGrw8Ob8v9Ne+Hl8rBAgLBZn5wjEz3s/s6U1WXFUFOcxxAwUpg==
 
+object-keys@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.1.1.tgz#1c47f272df277f3b1daf061677d9c82e2322c60e"
+  integrity sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==
+
 object.assign@4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/object.assign/-/object.assign-4.1.0.tgz#968bf1100d7956bb3ca086f006f846b3bc4008da"
@@ -1604,6 +1721,16 @@ object.assign@4.1.0:
     has-symbols "^1.0.0"
     object-keys "^1.0.11"
 
+object.assign@^4.1.1:
+  version "4.1.1"
+  resolved "https://registry.yarnpkg.com/object.assign/-/object.assign-4.1.1.tgz#303867a666cdd41936ecdedfb1f8f3e32a478cdd"
+  integrity sha512-VT/cxmx5yaoHSOTSyrCygIDFco+RsibY2NM0a4RdEeY/4KgqezwFtK1yr3U67xYhqJSlASm2pKhLVzPj2lr4bA==
+  dependencies:
+    define-properties "^1.1.3"
+    es-abstract "^1.18.0-next.0"
+    has-symbols "^1.0.1"
+    object-keys "^1.1.1"
+
 object.getownpropertydescriptors@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.0.3.tgz#8758c846f5b407adab0f236e0986f14b051caa16"
@@ -1713,10 +1840,10 @@ parse5@4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/parse5/-/parse5-4.0.0.tgz#6d78656e3da8d78b4ec0b906f7c08ef1dfe3f608"
 
-path-browserify@~0.0.0:
-  version "0.0.1"
-  resolved "https://registry.yarnpkg.com/path-browserify/-/path-browserify-0.0.1.tgz#e6c4ddd7ed3aa27c68a20cc4e50e1a4ee83bbc4a"
-  integrity sha512-BapA40NHICOS+USX9SN4tyhq+A2RrN/Ws5F0Z5aMHDp98Fl86lX8Oti8B7uN93L4Ifv4fHOEA+pQw87gmMO/lQ==
+path-browserify@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/path-browserify/-/path-browserify-1.0.1.tgz#d98454a9c3753d5790860f16f68867b9e46be1fd"
+  integrity sha512-b7uo2UCUOYZcnF/3ID0lulOJi/bafxa1xPe7ZPsammBSpjSWQkjNxlt635YGS2MiR9GjvuXCtz2emr3jbsz98g==
 
 path-exists@^3.0.0:
   version "3.0.0"
@@ -1863,7 +1990,7 @@ read-only-stream@^2.0.0:
   dependencies:
     readable-stream "^2.0.2"
 
-readable-stream@^2.0.2, readable-stream@^2.2.2, readable-stream@^2.3.6, readable-stream@~2.3.6:
+readable-stream@^2.0.2, readable-stream@^2.2.2, readable-stream@~2.3.6:
   version "2.3.6"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
   integrity sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==
@@ -1876,6 +2003,15 @@ readable-stream@^2.0.2, readable-stream@^2.2.2, readable-stream@^2.3.6, readable
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
+readable-stream@^3.5.0, readable-stream@^3.6.0:
+  version "3.6.0"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.0.tgz#337bbda3adc0706bd3e024426a286d4b4b2c9198"
+  integrity sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==
+  dependencies:
+    inherits "^2.0.3"
+    string_decoder "^1.1.1"
+    util-deprecate "^1.0.1"
+
 request-promise-core@1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/request-promise-core/-/request-promise-core-1.1.1.tgz#3eee00b2c5aa83239cfb04c5700da36f81cd08b6"
@@ -1930,14 +2066,14 @@ require-main-filename@^2.0.0:
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
   integrity sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==
 
-resolve@1.1.7, resolve@1.1.x:
+resolve@1.1.x:
   version "1.1.7"
   resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.1.7.tgz#203114d82ad2c5ed9e8e0411b3932875e889e97b"
 
-resolve@^1.1.4, resolve@^1.11.1, resolve@^1.4.0:
-  version "1.11.1"
-  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.11.1.tgz#ea10d8110376982fef578df8fc30b9ac30a07a3e"
-  integrity sha512-vIpgF6wfuJOZI7KKKSP+HmiKggadPQAdsp5HiC1mvqnfp0gF1vdwgBWZIdrVft9pgqoMFQN+R7BSWZiBxx+BBw==
+resolve@^1.1.4, resolve@^1.11.1, resolve@^1.17.0, resolve@^1.4.0:
+  version "1.17.0"
+  resolved "https://registry.yarnpkg.com/resolve/-/resolve-1.17.0.tgz#b25941b54968231cc2d1bb76a79cb7f2c0bf8444"
+  integrity sha512-ic+7JYiV8Vi2yzQGFWOkiZD5Z9z7O2Zhm9XMaTxdJExKasieFCr+yXZ/WmXsckHiKl12ar0y6XiXDx3m4RHn1w==
   dependencies:
     path-parse "^1.0.6"
 
@@ -1972,7 +2108,7 @@ set-blocking@^2.0.0:
   resolved "https://registry.yarnpkg.com/set-blocking/-/set-blocking-2.0.0.tgz#045f9782d011ae9a6803ddd382b24392b3d890f7"
   integrity sha1-BF+XgtARrppoA93TgrJDkrPYkPc=
 
-sha.js@^2.4.0, sha.js@^2.4.8, sha.js@~2.4.4:
+sha.js@^2.4.0, sha.js@^2.4.8:
   version "2.4.11"
   resolved "https://registry.yarnpkg.com/sha.js/-/sha.js-2.4.11.tgz#37a5cf0b81ecbc6943de109ba2960d1b26584ae7"
   integrity sha512-QMEp5B7cftE7APOjk5Y6xgrbWu+WkLVQwk8JNjZ8nKRciZaByEW6MubieAiToS7+dwvrjGhH8jRXz3MVd0AYqQ==
@@ -1980,13 +2116,12 @@ sha.js@^2.4.0, sha.js@^2.4.8, sha.js@~2.4.4:
     inherits "^2.0.1"
     safe-buffer "^5.0.1"
 
-shasum@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/shasum/-/shasum-1.0.2.tgz#e7012310d8f417f4deb5712150e5678b87ae565f"
-  integrity sha1-5wEjENj0F/TetXEhUOVni4euVl8=
+shasum-object@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/shasum-object/-/shasum-object-1.0.0.tgz#0b7b74ff5b66ecf9035475522fa05090ac47e29e"
+  integrity sha512-Iqo5rp/3xVi6M4YheapzZhhGPVs0yZwHj7wvwQ1B9z8H6zk+FEnI7y3Teq7qwnekfEhu8WmG2z0z4iWZaxLWVg==
   dependencies:
-    json-stable-stringify "~0.0.0"
-    sha.js "~2.4.4"
+    fast-safe-stringify "^2.0.7"
 
 shebang-command@^1.2.0:
   version "1.2.0"
@@ -2070,13 +2205,13 @@ stealthy-require@^1.1.0:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/stealthy-require/-/stealthy-require-1.1.1.tgz#35b09875b4ff49f26a777e509b3090a3226bf24b"
 
-stream-browserify@^2.0.0:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/stream-browserify/-/stream-browserify-2.0.2.tgz#87521d38a44aa7ee91ce1cd2a47df0cb49dd660b"
-  integrity sha512-nX6hmklHs/gr2FuxYDltq8fJA1GDlxKQCz8O/IM4atRqBH8OORmBNgfvW5gG10GT/qQ9u0CzIvr2X5Pkt6ntqg==
+stream-browserify@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/stream-browserify/-/stream-browserify-3.0.0.tgz#22b0a2850cdf6503e73085da1fc7b7d0c2122f2f"
+  integrity sha512-H73RAHsVBapbim0tU2JwwOiXUj+fikfiaoYAKHF3VJfA0pe2BCzkhAHBlLG6REzE+2WNZcxOXjK7lkso+9euLA==
   dependencies:
-    inherits "~2.0.1"
-    readable-stream "^2.0.2"
+    inherits "~2.0.4"
+    readable-stream "^3.5.0"
 
 stream-combiner2@^1.1.1:
   version "1.1.1"
@@ -2086,16 +2221,15 @@ stream-combiner2@^1.1.1:
     duplexer2 "~0.1.0"
     readable-stream "^2.0.2"
 
-stream-http@^2.0.0:
-  version "2.8.3"
-  resolved "https://registry.yarnpkg.com/stream-http/-/stream-http-2.8.3.tgz#b2d242469288a5a27ec4fe8933acf623de6514fc"
-  integrity sha512-+TSkfINHDo4J+ZobQLWiMouQYB+UVYFttRA94FpEzzJ7ZdqcL4uUUQ7WkdkI4DSozGmgBUE/a47L+38PenXhUw==
+stream-http@^3.0.0:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/stream-http/-/stream-http-3.1.1.tgz#0370a8017cf8d050b9a8554afe608f043eaff564"
+  integrity sha512-S7OqaYu0EkFpgeGFb/NPOoPLxFko7TPqtEeFg5DXPB4v/KETHG0Ln6fRFrNezoelpaDKmycEmmZ81cC9DAwgYg==
   dependencies:
     builtin-status-codes "^3.0.0"
-    inherits "^2.0.1"
-    readable-stream "^2.3.6"
-    to-arraybuffer "^1.0.0"
-    xtend "^4.0.0"
+    inherits "^2.0.4"
+    readable-stream "^3.6.0"
+    xtend "^4.0.2"
 
 stream-splicer@^2.0.0:
   version "2.0.0"
@@ -2131,6 +2265,22 @@ string-width@^3.0.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^5.1.0"
 
+string.prototype.trimend@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimend/-/string.prototype.trimend-1.0.1.tgz#85812a6b847ac002270f5808146064c995fb6913"
+  integrity sha512-LRPxFUaTtpqYsTeNKaFOw3R4bxIzWOnbQ837QfBylo8jIxtcbK/A/sMV7Q+OAV/vWo+7s25pOE10KYSjaSO06g==
+  dependencies:
+    define-properties "^1.1.3"
+    es-abstract "^1.17.5"
+
+string.prototype.trimstart@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/string.prototype.trimstart/-/string.prototype.trimstart-1.0.1.tgz#14af6d9f34b053f7cfc89b72f8f2ee14b9039a54"
+  integrity sha512-XxZn+QpvrBI1FOcg6dIpxUPgWCPuNXvMD72aaRaUQv1eD4e/Qy8i/hFTe0BUmD60p/QA6bh1avmuPTfNjqVWRw==
+  dependencies:
+    define-properties "^1.1.3"
+    es-abstract "^1.17.5"
+
 string_decoder@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.2.0.tgz#fe86e738b19544afe70469243b2a1ee9240eae8d"
@@ -2233,11 +2383,6 @@ timers-browserify@^1.0.1:
   dependencies:
     process "~0.11.0"
 
-to-arraybuffer@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/to-arraybuffer/-/to-arraybuffer-1.0.1.tgz#7d229b1fcc637e466ca081180836a7aabff83f43"
-  integrity sha1-fSKbH8xjfkZsoIEYCDanqr/4P0M=
-
 tough-cookie@>=2.3.3, tough-cookie@^2.3.3, tough-cookie@~2.3.3:
   version "2.3.4"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.3.4.tgz#ec60cee38ac675063ffc97a5c18970578ee83655"
@@ -2311,7 +2456,7 @@ url@~0.11.0:
     punycode "1.3.2"
     querystring "0.2.0"
 
-util-deprecate@~1.0.1:
+util-deprecate@^1.0.1, util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
   integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
@@ -2323,12 +2468,17 @@ util@0.10.3:
   dependencies:
     inherits "2.0.1"
 
-util@~0.10.1:
-  version "0.10.4"
-  resolved "https://registry.yarnpkg.com/util/-/util-0.10.4.tgz#3aa0125bfe668a4672de58857d3ace27ecb76901"
-  integrity sha512-0Pm9hTQ3se5ll1XihRic3FDIku70C+iHUdT/W926rSgHV5QgXsYbKZN8MSC3tJtSkhuROzvsQjAaFENRXr+19A==
+util@~0.12.0:
+  version "0.12.3"
+  resolved "https://registry.yarnpkg.com/util/-/util-0.12.3.tgz#971bb0292d2cc0c892dab7c6a5d37c2bec707888"
+  integrity sha512-I8XkoQwE+fPQEhy9v012V+TSdH2kp9ts29i20TaaDUXsg7x/onePbhFJUExBfv/2ay1ZOp/Vsm3nDlmnFGSAog==
   dependencies:
-    inherits "2.0.3"
+    inherits "^2.0.3"
+    is-arguments "^1.0.4"
+    is-generator-function "^1.0.7"
+    is-typed-array "^1.1.3"
+    safe-buffer "^5.1.2"
+    which-typed-array "^1.1.2"
 
 uuid@^3.1.0:
   version "3.2.1"
@@ -2380,6 +2530,18 @@ which-module@^2.0.0:
   resolved "https://registry.yarnpkg.com/which-module/-/which-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"
   integrity sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=
 
+which-typed-array@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/which-typed-array/-/which-typed-array-1.1.2.tgz#e5f98e56bda93e3dac196b01d47c1156679c00b2"
+  integrity sha512-KT6okrd1tE6JdZAy3o2VhMoYPh3+J6EMZLyrxBQsZflI1QCZIxMrIYLkosd8Twf+YfknVIHmYQPgJt238p8dnQ==
+  dependencies:
+    available-typed-arrays "^1.0.2"
+    es-abstract "^1.17.5"
+    foreach "^2.0.5"
+    function-bind "^1.1.1"
+    has-symbols "^1.0.1"
+    is-typed-array "^1.1.3"
+
 which@1.3.1, which@^1.1.1, which@^1.2.9:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"
@@ -2426,10 +2588,10 @@ xml-name-validator@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-3.0.0.tgz#6ae73e06de4d8c6e47f9fb181f78d648ad457c6a"
 
-xtend@^4.0.0, xtend@^4.0.1, xtend@~4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.1.tgz#a5c6d532be656e23db820efb943a1f04998d63af"
-  integrity sha1-pcbVMr5lbiPbgg77lDofBJmNY68=
+xtend@^4.0.0, xtend@^4.0.1, xtend@^4.0.2, xtend@~4.0.1:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"
+  integrity sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==
 
 "y18n@^3.2.1 || ^4.0.0", y18n@^4.0.0:
   version "4.0.0"