Lockscreen Targets: Icon Revamp

Adjust the size of custom app icons and resize and round the corners
of gallery icons for a more uniform look.

Before http://imgur.com/cTOqdwX

After http://imgur.com/EKAeFiw

Change-Id: Ibcca275eb0ae946775773a8c8217b6508da10e5b
Fix Quiet Hours not muting notification sounds

4.2.2 touched the NotificationManager service, and some logic went missing in the merge it seems.
This should take care of it.

Change-Id: Ib3b88c83d2936871fbe25f1acbd10fd60c577944

Conflicts:

	services/java/com/android/server/NotificationManagerService.java