Add CHANGELOG

Signed-off-by: jojohappy <[email protected]>

CHANGELOG.md

@@ -15,6 +15,7 @@ We use *breaking* word for marking changes that are not backward compatible (rel
 
 - [#1358](https://github.com/thanos-io/thanos/pull/1358) Added `part_size` configuration option for HTTP multipart requests minimum part size for S3 storage type
 - [#1363](https://github.com/thanos-io/thanos/pull/1363) Thanos Receive now exposes `thanos_receive_hashring_nodes` and `thanos_receive_hashring_tenants` metrics to monitor status of hash-rings
+- [#1059](https://github.com/improbable-eng/thanos/pull/1059) Store: selector labels from store.
 
 ### Changed
 
@@ -476,4 +477,4 @@ Initial version to have a stable reference before [gossip protocol removal](/doc
 - Compact / Downsample offline commands.
 - Bucket commands.
 - Downsampling support for UI.
-- Grafana dashboards for Thanos components.
+- Grafana dashboards for Thanos components.