files listed below are same with original "netcdf2grads_h"
------------------------------------------------
mod_net2g_anal.F90
mod_net2g_vars.F90
mod_net2g_calender.F90
mod_net2g_netcdf.F90
mod_net2g_setup.F90

files listed below are different from original "netcdf2grads_h"
------------------------------------------------
mod_net2g_error2.F90
mod_netcdf2grads_h.F90
mod_net2g_comm2.F90
prg_bulk_net2g.f90
