CFibers: Notification Drawer Shortcuts & WiFi/Carrier Labels management [5/5]

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

Change-Id: I3f5c95d97dad9995a3a7cc3a01a23a7de0d2fc5e
Signed-off-by: Stefano Mura [STELIX] <ssspinni@gmail.com>