Enable custom actions for double tap home (2/2)

Change-Id: Iaa837b52b993f168d0eb3b8ba806304c7f3fe588
Button & keyboard backlight brightness adjustment (1/2)

PS2: move from display to button settings
PS3: fix tab

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: I35a6d149affc1da08707b7c40fb02761321cba41
Merge "Enable custom actions for double tap home (2/2)" into cm-10.2
Fixathon

Change-Id: I22cb5fd12804228429cc02c6cc196277f7dead89

Conflicts:
	src/com/android/settings/slim/DensityChanger.java
	src/com/android/settings/util/CMDProcessor.java
Revert "Merge "Enable custom actions for double tap home (2/2)" into cm-10.2"

This reverts commit 24b922de789135955771bdc53888e29001ca9128, reversing
changes made to e762e915ec85006eb61abe777f3b83d6279c1ea1.
Revert "Button & keyboard backlight brightness adjustment (1/2)"

This reverts commit e762e915ec85006eb61abe777f3b83d6279c1ea1.
Merge branch 'head' into cm-10.2