- remove OBN,S,E,WhFac0 (no longer used) - add insideOBmaskFile (to specify interior OB mask)
- remove OBN,S,E,WhFac0 (no longer used)
- add insideOBmaskFile (to specify interior OB mask)

altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h,altMITgcm/MITgcm66h