Add special case for creating Drag Bitmap when dragging All Apps button

Change-Id: Ibc2a7a7ab1779c6b2faa7f4ef1c3859262567ba4
Protected Apps: Delay Protected Apps changed reload till onResume

Change-Id: I54724187c3ab168a3beb0791852a1c842bdbabf9
Center wallpaper when only one screen

Change-Id: I80a4ca3052aadd11712cfc647a4304bf38229cf0
Protected Apps: Remove protected folder if there are no entries

Change-Id: I942cd6b3753ebd932bdd3162b30db5b4fb45e536
Fix task behavior for ThemeChooser [2/3]

Change-Id: I3275459383ce2888273d065ac5cac345dccbefbf
Exclude empty and custom screens when centering wallpaper

If the user has CM Home or Google Now enabled then getChildCount()
will include those as well.  We need to exclude those screens when
determining if the wallpaper should be centered for one screen.

Change-Id: I702feb752b37d8c714352a2e18f0c61e6f640ba9