Update README.md

Author: TimeWaster

README.md

@@ -40,6 +40,9 @@ In "/45 degree Stands" you will find a printable 3D model for stands to angle th
 For more information about the Nixie Clock itself see the [GRA & AFCH Website](http://gra-afch.com/) and the [afch/NixieClock GitHub Repo](https://github.com/afch/NixieClock)
 
 ## Changelog
+Changelog v0.4:
+* Added reconnect functionality to Python example
+
 Changelog v0.3:
 * Added Stand 3D model