Use ArrayListExtra for broadcasting theme changes [2/2]

Change-Id: I2931915eba0cde2d66577bcb83ba8521ce034158
Launcher3: preference to disable the scrolling wallpaper

default is disabled

Conflicts:
	res/values/strings.xml
	res/xml/preferences.xml
	src/com/android/launcher3/LauncherPreferences.java

Change-Id: Ia175b52404755d9d0cee837e08db8a31c16f6f9a
Minor organizing of preferences

Change-Id: I7a277766067cf2a9c40bdcc862acb4f11e6870c0
Launcher3: show / hide homescreen icon labels

Conflicts:
	res/values/strings.xml
	src/com/android/launcher3/Launcher.java
	src/com/android/launcher3/LauncherPreferences.java

Change-Id: I3c5b97a133399c00acdc7cf0c03dbb577528347f