Modified Quicksettings to act just like Power Widget. Fixed Power Widget Sleep toggle with the help of Danesh M and David van Tonder

The code for QuickSettings has been rewritten using quicksettings.QuickSettings and QuickSettingsController classes.

Patch set 1-15: 	Original commits
Patch set 16:   	Re-arrange button order
Patch set 17-20:	Rewritten toggles

Change-Id: I7dcdca925970d816671e60ee01f393d71ce36581

Conflicts:
	packages/SystemUI/res/values/strings.xml
	packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettings.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsContainerView.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsModel.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsTileView.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/SettingsPanelView.java