shock-client fix: pdownload file splitting
shock-client fix: pdownload file splitting

MG-RAST/Shock,teharrison/Shock,teharrison/Shock,teharrison/Shock,wgerlach/Shock,wgerlach/Shock,wgerlach/Shock,wgerlach/Shock,MG-RAST/Shock,wgerlach/Shock,MG-RAST/Shock,teharrison/Shock,MG-RAST/Shock,MG-RAST/Shock,teharrison/Shock,teharrison/Shock