FW_Base: Notification Shortcuts [1/2]

This feature adds shortcut icons to the bottom of the notification
drawer.
Preview: http://goo.gl/hSHQM
Feature highlights:
- Select up to 16 different shortcuts
- Link to any application or activity
- Use the default application icon, pick from an image or pick from
included stock icons
- Colorize application/image icons as well as stock
- Hide carrier label

PS2: Fix NPE on boot
PS3: Rebase
PS4: Fix alignment

Change-Id: I32e4ef0135b7cd1d8ddff6ccc120fb0996cb84f5
Signed-off-by: STELIX <ssspinni@gmail.com>