45.beta.1
=========
* Fix blitting from premultiplied to opaque formats [Jonas; !3159]
* Fix Super key not going to overview in GNOME Shell [Carlos; 3162]
* Use ClutterEvent in ClutterActor class event vmethod signatures
  [Carlos; 3163]
* Misc. bug fixes and cleanups [Carlos, !3167, !3168]

Contributors:
  Jonas Ådahl, Carlos Garnacho

Translators:
  Piotr Drąg [pl], Daniel Mustieles [es]