Merge "Fix a bootloop problem when /data/system/usagestats/usage-history.xml is empty. This often occurs after an incomplete reboot/shutdown or battery pull." into cm-10.2
Show default profile name if no profile exists

Change-Id: I6b651d6b552ab3caf30102d289469eaf68f58a0e

Conflicts:

	packages/SystemUI/src/com/android/systemui/quicksettings/UserTile.java