- change aim_CO2 array (add  nSx,nSy dims to replace MAX_NO_THREADS) - use standard pkg/mdsio routines to read & write CO2 pickup file
- change aim_CO2 array (add  nSx,nSy dims to replace MAX_NO_THREADS)
- use standard pkg/mdsio routines to read & write CO2 pickup file

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