Update README.md

Author: alexvaluyskiy

README.md

@@ -1,6 +1,6 @@
 # Akka.Logger.log4net
 
-This is the log4net integration plugin for Akka.NET. Please check out our [documentation](http://getakka.net/docs/Logging) for examples on how to configure your custom logger plugin for usage.
+This is the log4net integration plugin for Akka.NET. Please check out our [documentation](http://getakka.net/articles/utilities/logging.html) for examples on how to configure your custom logger plugin for usage.
 
 Currently targetting Log4Net 2.0.8