Add Power Widget

This commit adds the Power widget for phones.  All toggles should work
except for LTE (disabled for now)

Patch set 2  - Fixes Sync toggle
Patch set 3  - Removes WIP
Patch set 4  - Rebase
               Switch to MultiSelectListPreference

Patch set 5 - 16
- some fixes

Patch set 17
- whitespace cleanup
- added some license text
- remove background on toggles for future ports of slim stuff
- some small cosmetic things

Change-Id: I17669420d9db9a347af182fc398c6426e18534f4

Conflicts:

	core/java/android/provider/Settings.java
	packages/SystemUI/AndroidManifest.xml
	packages/SystemUI/res/layout/status_bar_expanded.xml
	packages/SystemUI/res/layout/status_bar_expanded_header.xml
	packages/SystemUI/res/values/strings.xml
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

Change-Id: I104ca847cf004792c4a1b4b0c3b6acace9355fa1

Conflicts:

	core/res/res/values/symbols.xml
	telephony/java/com/android/internal/telephony/RILConstants.java