fixed double output when stdout/stderr point to the same URL in the shell no longer poll when a non-URL is specified for stdout/stderr
fixed double output when stdout/stderr point to the same URL in the shell
no longer poll when a non-URL is specified for stdout/stderr

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