Settings: add never sleep screen mode (2/2)

see fb patch

Change-Id: I17776173c2f35e3fe1c9bd803340e5ee86cfb272

Conflicts:
	res/values/liquid_arrays.xml
privacy guard: changes part 1

the new cm implementation from our privacy guard is not the best.
Some changes we needd to do next week. For first give back the ability
to filter critical apps + do not show apps without any permissions
to do
- enable only the critical permissions the app is using
- add another active icon to notify the user if he modiefied another permission then the default ones
- add ability to disable notifications

Change-Id: I38207cb2639a2dc7f56bdce4ba2b9c4d325efe4a

Conflicts:
	res/values/slim_strings.xml