formating fix for the changelog

CHANGELOG.md

@@ -16,7 +16,7 @@
 
 # 1.9.0-rc1 (2014-11-17)
 
-**UI Improvements*
+**UI Improvements**
 - [Issue #770](https://github.com/grafana/grafana/issues/770). UI: Panel dropdown menu replaced with a new panel menu
 
 **Graph**