PIE: improved touchhandling, no emptyangle, better animations

Change-Id: I9812194e48c9dd0f743e4e7b39f785892db0a261
Frameworks: Fix possible NPE

cheers

Change-Id: I9c694a749689b0019df4f1d82f06dc56ee79efc2
Frameworks: ElectronBeam get some love (1/2) credit slim