quiethours: do not play screenshot sound

If we are in quiet hours do not play any sound when we take a screenshot.

Change-Id: Ideaa5c11611b7e3c9d6ca4d27e801cd2fb4eadac
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
WallpaperCropper: load wallpapers in the background

Change-Id: I134d94a85f25bf5db4c15fa9a89265c53e5b0c1d
Signed-off-by: Roman Birg <roman@cyngn.com>
Merge pull request #7 from CyanogenMod/cm-11.0

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