Merge remote-tracking branch 'PA/kitkat' into 4.4.3

Conflicts:
	core/java/android/widget/AbsListView.java
	policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
	services/java/com/android/server/pm/PackageManagerService.java
	services/java/com/android/server/power/DisplayPowerController.java
	wifi/java/android/net/wifi/WifiStateMachine.java