PA's hybrid engine

Change-Id: I1aef85f92c67019045d0fd3322a0b529168d9d9f
UI change w/o reboot and navbar height

Change-Id: I017c1ccb1d4c87fb166f1e744a36690a2150468f

Conflicts:

	core/java/android/provider/Settings.java
	policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
Navbar height fix

Change-Id: I1fc9f1af7ed4aedee0929f8e8be1ddde71698ae6
Be sure to get default dpi

Change-Id: Ia9cb33b81827af7e46670f76db7e34aac78602cf
Switch UIMode without reboot

Change-Id: I8fb10f8d81e3400b2050062e07e1b074aea359c6
Get proper values

Change-Id: I406c5ff046bc766ad8145b5cbc4bd9af92c3a681
add tabUI to HW overlays

Change-Id: Ib352cb05c0dca1155b3d1c8fe3da4b16de898e44

Conflicts:

	policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
PWM: check for expanded desktop on boot

Change-Id: I8f3883019b60138d8937bd85adc9231b0e18c595

Conflicts:

	policy/src/com/android/internal/policy/impl/PhoneWindowManager.java
PIE: fix stuck pixel on screen redraw

Reverts: PWM: disable HW overlays for PIE de1cb4e
Uses a dummmy view to force the screen to be redrawn on screen update

Change-Id: Ia12e596f81583a3b6be1bef64ae9d46b32d410d2