SystemUI: Fix missing top task in recent panel.

If preloadRecentTasksList was not called or was called too
late and RecentsActivty already started and last top activity has
excludeFromRecents flag setted it might be missing
from recent application list.

Change-Id: Idf7153824805ceea9fcaf04ac645b73a5e93a4d9
Active Display: Add some synchronization

Change-Id: I713ab506307efed10f1e1045f0fc2f975fba91cc
Active Display: Sort notifications by newest to oldest

Change-Id: I08aad7743b9c2f793d48266d7e6f648a78432d78

Conflicts:
	packages/SystemUI/src/com/android/systemui/statusbar/policy/activedisplay/ActiveDisplayView.java
Revert "Multi-window"

This reverts commit bb29643b7d96384bba269cfd274420d5ee056fbe.
[2/2] Frameworks: HALO

Forward port from jb.
PS1: Initial port
     Fix conficts with notification LED
     Fix derp
     Major derp
     HALO Mods
     Rebase
     Fix blackist, code clean and added some TODOs
PS2: Fix build
PS3: Fix bubble sometimes doesn't respond on new notification
PS4: Align halo icon

Change-Id: I3e79945433d61da090ca263f4e2989be9987f11d