HOVER [2/2]

Check framework commit for description. Needs our blacklist interface,
a similar implement or a removal of blacklist interface.

Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>

Conflicts:
	res/values/pa_strings.xml
Fix:Peek Settings FC

Conflicts:
	src/com/android/settings/rascarlo/LockscreenSettings.java
[2/2] Add support for Peek app

Disable built in peek when Peek app is installed. Enable it again on app's unistall.

Signed-off-by: Carlo Savignano <stevewatersy@gmail.com>
Conflicts:
	src/com/android/settings/DisplaySettings.java

Conflicts:
	src/com/android/settings/rascarlo/LockscreenSettings.java