WindowManagerService: fix application transitions in expanded mode.

Change-Id: If7d3fc3ab566dedc3a5b38cd0a6dc3185f494e20
Signed-off-by: pcarenza <pcarenza@gmail.com>
increase touch sensitivity

Change-Id: I77e6aeca3667808e630dc142a2e561d3ddddef80
Tabs for Holo Light Theme
Clear All button added in  Recent Panelview.

Ref: https://github.com/temasek/android_frameworks_base/commit/a129580ee886b48c124de716236c2bae2b93a77b

PS3: capability to show/hide based on setting added

Change-Id: Iab4db7abec6f8caee4c0faad0960fa0f9fb9a1fd
PS6: capability to change button layout_gravity

Conflicts:

	core/java/android/provider/Settings.java
	packages/SystemUI/res/layout-land/status_bar_recent_panel.xml
	packages/SystemUI/res/layout/status_bar_recent_panel.xml
	packages/SystemUI/src/com/android/systemui/recent/RecentsHorizontalScrollView.java
	packages/SystemUI/src/com/android/systemui/recent/RecentsPanelView.java
	packages/SystemUI/src/com/android/systemui/recent/RecentsVerticalScrollView.java

Conflicts:
	packages/SystemUI/res/layout-land/status_bar_recent_panel.xml
	packages/SystemUI/res/layout/status_bar_recent_panel.xml