* Added a 'QString *err_msg' argument to 'RDDownload::runDownload()'.
* Added a 'QString *err_msg' argument to 'RDDownload::runUpload()'.
* Fixed regression in rdcatch(1) that caused upload and download
events to fail to show exit status correctly.
Signed-off-by: Fred Gleason <fredg@paravelsystems.com>