CHANGELOG.md in telegram-bot-ruby-0.7.2 vs CHANGELOG.md in telegram-bot-ruby-0.8.0

@@ -1,6 +1,10 @@
 # Changelog
 
+## 0.8.0
+
+- Implement [Bot API 3.0](https://core.telegram.org/bots/api#may-18-2017) (thx [@ivanovaleksey](https://github.com/ivanovaleksey))
+
 ## 0.7.2
 
 - Bug fixes
 
 ## 0.7.1