- change order of options in usage statement; -x/-X should be documented   before -r/-R - exit(1) on error
- change order of options in usage statement; -x/-X should be documented
  before -r/-R
- exit(1) on error

ellert/globus-toolkit,gridcf/gct,ellert/globus-toolkit,ellert/globus-toolkit,ellert/globus-toolkit,ellert/globus-toolkit,gridcf/gct,globus/globus-toolkit,gridcf/gct,globus/globus-toolkit,ellert/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,ellert/globus-toolkit,globus/globus-toolkit,globus/globus-toolkit,ellert/globus-toolkit,globus/globus-toolkit,gridcf/gct,gridcf/gct,globus/globus-toolkit,gridcf/gct