flash notifications [2/2]

trigger a camera flash during a notification event

Change-Id: I218303b85719c136d938e8b24dd227b38051fee8
ArrangeNavbarFragment: fix race condition

Change-Id: Ic854476db3478d31637ac1b1fb6860ef12c88b80
Navbar icons: since DocumentsUI is a megafail lets guide users to gallery

Change-Id: Ic9b179a24634ec7ca1d407a7f9ae2a581dd9d307
Navring toggle: make sure to use the correct default value

Change-Id: I641731882792bbf3eab7cc9c9e48556b470aaa39
ImmersiveDesktop: fix after stupid ass config_devicekey change

Change-Id: I8adaa0e31babcd5001c1996156a4298ae467cb57
Quick unlock control for lockscreen 1/2

Change-Id: I5b34368a35ab5541b57189e44c28c5903e638778
Merge remote-tracking branch 'upstream/EXODUS' into EXODUS