settings: Forward-port notification counters

* Port from CM11

Change-Id: Ie19a6184b1d59676774937084a830ef4c7e8426f
BootReceiver: remove duplicate DisplaySettings.restore(ctx);

Change-Id: I7c9130e4ba045e1a5c6db270c7301bc675a01b03
Settings: Fix NPE in Superuser settings

Patch set 2:
These layout files were added with the new profiles ui commit,
they are not needed because profiles has it own, removing these fixes the npe and fc in Superuser settings

Change-Id: I5286c0ace8fff19639efd5685018b2f47e3cf361
Add Buttons settings drawable

Change-Id: I8a684dafc823e580d855ed608130fd14f8684cd9
Update Profiles settings icon

Switch to vector drawables to fix blurry drawables

Change-Id: Id3f5e3ad408c4d17659d941f68853379b07c688f
Update the Privacy category drawable

Replace the current ones with new vector drawables

Change-Id: I27a6778d876672c78469b886e2574baa149aad80
Materialize Beanstalk Options

Change-Id: I0867632e1ed9a912862a9888b94c084961f8ad78