Made corrections to AWIPS grids.
Some GPD files were left unchanged and were replaced by PROJ.4 grids due to missing functionality in ms2gt.
Includes fixes to awips netcdf and ll2cr CLI.
Update grid 203 NCML file from William's fix from a long time ago...slipped through the cracks.
Fixes grid 203 for AWIPS II.
Replaced remaining GPD grids with PROJ.4 grids.