Framework: Add Quick Settings Sync tile (2 of 2)

- Adds the QS Sync tile (drawables thanks to Björn Lundén)
- Removes deprecated, pre ICS code in Power widget

Change-Id: I9f94a1f818ca823c02bb27416bfb047ff4678220

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsController.java