changelog: add notes about closing #13328 #13949

[skip ci]

CHANGELOG.md

@@ -32,6 +32,7 @@
 * **MySQL**: Fix `$__timeFilter()` should respect local time zone [#13769](https://github.com/grafana/grafana/issues/13769)
 * **Dashboard**: Fix datasource selection in panel by enter key [#13932](https://github.com/grafana/grafana/issues/13932)
 * **Graph**: Fix table legend height when positioned below graph and using Internet Explorer 11 [#13903](https://github.com/grafana/grafana/issues/13903)
+* **Dataproxy**: Drop origin and referer http headers [#13328](https://github.com/grafana/grafana/issues/13328) [#13949](https://github.com/grafana/grafana/issues/13949), thx [@roidelapluie](https://github.com/roidelapluie)
 
 # 5.3.2 (2018-10-24)