- Made showNext() and showPrevious() on StackView remotable - Made StackView show the transition when showNext() or   showPrevious() is called
- Made showNext() and showPrevious() on StackView remotable
- Made StackView show the transition when showNext() or
  showPrevious() is called

Change-Id: Id6e3e6d9ff374c037323f77d247f1a1e4398009e

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base