- bug fixed in obcs_apply_r_star.F - secondary set-up in verification/exp4 (z*+viscA4+vecinv)
- bug fixed in obcs_apply_r_star.F
- secondary set-up in verification/exp4 (z*+viscA4+vecinv)

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