Better expose 'QS Tiles and layout' function

Settings side changes for http://review.cyanogenmod.org/#/c/56619/

PS2: Unhide draft
PS3: Make it actually work
PS4: Change title on fragment & fix available tiles
PS5: Actually fix removing unsupported tiles (tested on maguro)

Change-Id: I331ffdd17574d32d40d423a6d37240361288bce4
Merge remote-tracking branch 'cm/cm-11.0' into HEAD

Conflicts:
	src/com/android/settings/Settings.java

Change-Id: I4fa2b99fd846d46eda0ce87610ba5ecd2b53cfc0