Settings: Skip apps where the LED's already set up

The Settings app should not have shown a package in the "Choose
application" dialog if it was already configured with custom
notification lights since it just introduces confusion

Change-Id: Ib64fc3733601a5a5c3e61068b376f82b5f4720ae
Wi-Fi: Manage Wi-Fi AP priorities

AOSP has a basic LRU priority for Wi-Fi networks (last connected has more priority).
This changes added the ability of graphically set the priority of any of the configured
Wi-Fi networks through Settings -> Wi-Fi -> Advanced Settings -> Wi-Fi priority.

Port from cm-10.2:
* Added ic_grabber icons

Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Signed-off-by: Michael Bestas <mikeioannina@gmail.com>

Change-Id: Ief590e799cdb7ef760b631d0b22d9719f867393f
Wi-Fi AP priorities: Add RTL support

Change-Id: Ie24f6e4fc37e2ffc9a0e830d4287fbe7b2935a63