QuickSettings: Added ProfileTile [1/2]

- Adds the option for a Profile Tile to System settings
- Profile tile will show selected profile
- On click a profile selection will pop up

Patchset 2:
  Using blundens profile png resource
  fixing broadcast
  adding longClick action to updated system settings
Patchset 3:
  only show tile, if profiles are enabled
Patchset 4:
  removed reduntant check
  removed reduntant parameter from constructor

Change-Id: I74548af63531a245c700cc5b50f97919de7cfcf8

Conflicts:
	core/java/com/android/internal/util/slim/QSConstants.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsController.java