- add parameter "phi0Ref" to specify reference [pressure/geo] potential at   origin r = rF(1);
- add parameter "phi0Ref" to specify reference [pressure/geo] potential at
  origin r = rF(1);

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