Add missing changes to changelog

Signed-off-by: Carlos Martín <[email protected]>

CHANGELOG.md

@@ -15,10 +15,13 @@
 
 - New styling that follows the source{d} branding ([#139](https://github.com/src-d/sourced-ui/issues/139), [#142](https://github.com/src-d/sourced-ui/issues/142), [#204](https://github.com/src-d/sourced-ui/pull/204).)
 - Improved method to export and import dashboards as JSON ([#165](https://github.com/src-d/sourced-ui/issues/165)).
+- Allow users to re-order top level tabs ([#234](https://github.com/src-d/sourced-ui/pull/234)).
+- Disable Druid clusters as datasources ([#238](https://github.com/src-d/sourced-ui/pull/238)).
 
 ### Fixed
 
 - Use utf8 encoding for gitbase connection ([#233](https://github.com/src-d/sourced-ui/issues/233)).
+- Fixes and improvements in the charts of the default dashboards ([#237](https://github.com/src-d/sourced-ui/issues/237), [#236](https://github.com/src-d/sourced-ui/issues/236)).
 
 ### Internal