Settings: Pimp up Notification Labels Hide [1/2]

This adds fine grain priorities to hide the labels in the notification
drawer in the following ways:

- Show all Labels
- Hide Carrier Label
- Hide WiFI Lable
- Hide all Labels

PS:
- rebase

Change-Id: I7ca279575b7a26fb87d2e966160d895e169d6e92

Conflicts:
	res/values-es/slim_strings.xml
	res/values-hu/slim_strings.xml
	res/values-ru/slim_strings.xml
	res/values/custom_arrays.xml
	res/values/custom_strings.xml
	res/xml/notification_drawer_settings.xml
	src/com/android/settings/slim/NotificationDrawerQsSettings.java
Return: Custom Carrier Label [2/2]

Change-Id: I1965fe6fd6cef7eb0fb78d856db9edf69659573d

Conflicts:
	res/xml/notification_drawer_qs_settings.xml