Move mod version in About phone

Change-Id: Iee08c90512da0c527661187b61b4ae80f48ddc66
Rename CyanogenMod version to Xperience

Change-Id: I85def2823d67c72007f3b07d042685166dca002d
Move Lock screen settings to System

Change-Id: I1c5bb6f87afdc1e3973190b07174d5668f68de8a
Move Clock widget to Lock screen settings

Change-Id: I1fd4328cc3399778ef87274428f01b557e488072
Rearrange Settings headers

Change-Id: I6d9bc894c5f310c79e1e97062c46a28163ba11b7