CHANGELOG.md in slack-ruby-bot-0.3.1 vs CHANGELOG.md in slack-ruby-bot-0.4.0

@@ -1,4 +1,9 @@
+### 0.4.0 (7/25/2015)
+
+* Using [slack-ruby-client](https://github.com/dblock/slack-ruby-client) - [@dblock](https://githubcom/dblock).
+* Use RealTime API to post messages - [@dblock](https://githubcom/dblock).
+
 ### 0.3.1 (7/21/2015)
 
 * [#8](https://github.com/dblock/slack-ruby-bot/issues/8): Fix: `undefined method `strip!' for nil:NilClass` on nil message - [@dblock](https://github.com/dblock).
 
 ### 0.3.0 (7/19/2015)