core: added national roaming info for Bob in Austria.

Users of Bob in Austria(MCC 232 MNC 11)
  can roam on A1 Austria (MNC 01)

Change-Id: I12dfa3d63643af1026dcfea28a4c9d7acec5f9e9
Merge pull request #49 from CyanogenMod/cm-11.0

core: added national roaming info for Bob in Austria.