Framework: Quiet Hours System Sounds (1/2)

Change-Id: I52c79a9fec98b5c75f88fc644766e830d5f6148e
merge changes from Slim kk4.4 into local branch

Conflicts:
	packages/SystemUI/src/com/android/systemui/screenshot/GlobalScreenshot.java

Change-Id: I45c9af7343ccc75d77d655fc66179e895e7bf51d
FB: Slimrecents background color && transparency [2/2]

PS: now setting sticks through reboots and TRDS state
        changes. also, add reset to default color option.

PS: when resetting to default, use TRDS (png) resources
        instead of custom color

PS: okay, should be good to go now  :D

Change-Id: Icf0259ce45d416364d6e7a7a8c2038f6c4c0cbde