Settings: materialize Blacklist settings

* Add a FAB
* Add a (generic system) enable/disable switch bar
* Adapt for SimpleAOSP

Change-Id: I0984bf6769abef48cc7e0a643c2bdd73219954fc
Signed-off-by: Roman Birg <roman@cyngn.com>
fix

Conflicts:
	res/values/dimens.xml
Display Settings: Better font size control

Use a SeekBar instead of a list/spinner to determine the font scaling.
For consistency, an approximate size (small, normal, etc.)
 and the exact percentage are displayed.
Show a preview of the selected font size immediately

Ported from CM 10.2, squashed commits 46678 and 49167.
Credit to Veeti Paaananen for the latter commit.

Change-Id: I754d7fdcaf27c23dfccf9d56291956e70b23f63e

Conflicts:
	res/values/cm_strings.xml