PAC-Settings: Custom System Animations. Original Work from
Steve K. Spear AOKP 2/2

Allows setting of some system animations.
Current List:
Activity Open
Activity Close
Task Open
Task Close
Task Move to front
Task Move to back
Window Open
Window Close
Window Intra Open
Window Intra Close
Duration Control
Prevent overridePendingTransition option

Change-Id: I525e04c3e5af484fb5a4bea0e4376f3dda4af085
Fix NPE when cancelling the shortcut picker.

Change-Id: Id58410b5d5e99fe8361d21cec6ee3d15f382256c
Merge commit '4f99491' into jbam10