FWBase: Notification Drawer Shortcuts & WiFi/Carrier Labels management [2/5]

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: I793e0914965b7e5b3373b74ea8d5485ea5e08783
Signed-off-by: Stefano Mura [STELIX] <ssspinni@gmail.com>