Add NFC QuickSettings Tile

Conflicts:
	packages/SystemUI/res/values/pa_strings.xml
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettings.java
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettingsModel.java

Conflicts:
	packages/SystemUI/res/values/ras_strings.xml

Conflicts:
	packages/SystemUI/res/values/simpleaosp_strings.xml
Fix NFC tile not showing on reboot

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

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/phone/QuickSettings.java
Add new drawables for download pause/resume

Change-Id: I9fb3b725fcac5f8fbc2f4316aca9188c5fda0814

Conflicts:
	core/res/res/values/symbols.xml

Conflicts:
	core/res/res/values/symbols.xml

Conflicts:
	core/res/res/values/ras_symbols.xml