[1/2] SystemUI: Add brightness slider to notification drawer

adds a brightness slider below the expanded statusbar header and
(if enabled) quick settings ribbons

also wrap an if around gesture recorder in the fling methods, only
call them if DEBUG is enabled.

Change-Id: I65077f5ddb20aa9f13813eedfaa0cb09a667eb88

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

Conflicts:

	core/java/android/provider/Settings.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
[1/2][SQUASHED] Base: On-The-Go mode

Squashed on-the-go of following commits:
NamelessRom/android_frameworks_base@c9515a3
NamelessRom/android_frameworks_base@e28324c
NamelessRom/android_frameworks_base@755e04c
NamelessRom/android_frameworks_base@ede7578
NamelessRom/android_frameworks_base@7350979
NamelessRom/android_frameworks_base@19c8631
NamelessRom/android_frameworks_base@5c63f5a
NamelessRom/android_frameworks_base@2a15bce
NamelessRom/android_frameworks_base@1fa20bc
NamelessRom/android_frameworks_base@bfbfdae
NamelessRom/android_frameworks_base@90ac0f6

Change-Id: I8f8f109673613ae4c8a86f6b235c487203c8609c

Conflicts:

	core/java/com/android/internal/util/cm/QSConstants.java
	core/res/res/anim/slide_in_left_no_fade.xml
	core/res/res/values/cr_strings.xml
	core/res/res/values/cr_symbols.xml
	packages/SystemUI/res/values/cr_strings.xml
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsController.java