Update CHANGELOG.md

CHANGELOG.md

@@ -12,6 +12,12 @@
 * **Admin**: Fix prevent removing last grafana admin permissions [#11067](https://github.com/grafana/grafana/issues/11067), thx [@danielbh](https://github.com/danielbh)
 * **Templating**: Escaping "Custom" template variables [#13754](https://github.com/grafana/grafana/issues/13754), thx [@IntegersOfK](https://github.com/IntegersOfK)
 
+# 5.4.2 (2018-12-13)
+
+* **Datasource admin**: Fix for issue creating new data source when same name exists [#14467](https://github.com/grafana/grafana/issues/14467)
+* **OAuth**: Fix for oauth auto login setting, can now be set using env variable [#14435](https://github.com/grafana/grafana/issues/14435)
+* **Dashboard search**: Fix for searching tags in tags filter dropdown. 
+
 # 5.4.1 (2018-12-10)
 
 * **Stackdriver**: Fixes issue with data proxy and Authorization header [#14262](https://github.com/grafana/grafana/issues/14262)