Option to change number of QuickSettings columns 2/2

Change-Id: I044ded7197d0304843b8d08b339ef50669ae2611

Conflicts:
	res/values/cm_arrays.xml
	res/xml/quick_settings_panel.xml
	src/com/android/settings/cyanogenmod/QuickSettings.java

Conflicts:
	res/values-de/ck_arrays.xml
	res/values/ck_arrays.xml
	res/xml/quick_settings_panel.xml
	src/com/android/settings/cyanogenmod/QuickSettings.java
Merge branch 'DJL10.2' of github.com:DJL10-2/android_packages_apps_Settings into DJL10.2