remove exch_rl_cube & exch_rs_cube (files were removed from eesupp/src  in May 2010)
remove exch_rl_cube & exch_rs_cube (files were removed from eesupp/src
 in May 2010)

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