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

Change-Id: Ief827259fdcb5bfa13bd643f80a8547a56cc934c
Set ActionMode title to the number of selected files

After change of orientation ActionMode is recreated without previously
set title. It needs to be updated in onCreateActionMode callback.

Change-Id: If5f36e8ad6d1b5cf04ed242611fd037969d73517