National Roaming: Allow T-Mobile AT (MNC03) to roam on 3 AT (MNC10) in Austria

Change-Id: Ief827259fdcb5bfa13bd643f80a8547a56cc934c
Merge "National Roaming: Allow T-Mobile AT (MNC03) to roam on 3 AT (MNC10) in Austria" into cm-11.0
Merge "National Roaming: Allow T-Mobile AT (MNC03) to roam on 3 AT (MNC10) into cm-11.0