Sensor: Enable the motion accelerometer for screen orientation change

The screen orientation can be detected by the motion accelerometer
instead of generic accelerometer to save power.

Change-Id: Iaeb3e5958d2ef7cc33080d7091ed8a5462695c67

Missed conf

Conflicts:
	core/res/res/values/config.xml
	core/res/res/values/symbols.xml
Revert "Navigation Bar: Toggle last app on recents button long press"

This reverts commit f9dedc9962fc2eb0d93b1b31b53bc8fe47d590ec.
[1/2] Speed up booting on multicore devices.

1. Add multithreading support to Installer/installd.
2. Parallelize package scanning.
3. Parallelize boot dexopt.

PS2: fix build

Change-Id: Id42b2bf4a737f93f9ecd9b5819344adbb735f0fb

Conflicts:
	services/java/com/android/server/pm/PackageManagerService.java