- add newline to "unknown error" return for consistency with other   error strings - cleanup verror_print_error() output so we print the strerror()   result on a newline if there's an errno set and we print just the   myproxy error otherwise
- add newline to "unknown error" return for consistency with other
  error strings
- cleanup verror_print_error() output so we print the strerror()
  result on a newline if there's an errno set and we print just the
  myproxy error otherwise

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