CHANGELOG.md in socky-client-0.4.3 vs CHANGELOG.md in socky-client-0.5.0.beta1

@@ -1,12 +1,25 @@
 Changelog
 =========
 
+## 0.5.0.beta1 / 2011-08-01
+
+Socky was rewritten from scratch. From this version it's Rack application and is based on
+open protocol, and have a lot of new features. Some of them:
+
+- Rack app - you can run both Socky and your web-application in the same process!
+- New, standarized communication protocol(it will be easy to implement Socky in other languages)
+- New user authentication process - much faster and more secure
+- Allow users to dynamicly subscribe/unsubscribe from channels
+- New events system - easier to learn and much more powerfull
+
+And many more - please check [Socky website](http://socky.org) for more or check specific Socky elements at [Github](http://github.com/socky).
+
 ## 0.4.3 / 2010-10-30
 
 - new features:
   - new, simpler syntax
-- bugfixes
+- bugfixes:
   - none
 
 ## 0.4.2 / 2010-10-29
 
 - new features:
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