Revert to AJAX for downloads so authorization headers are passed.
Revert to AJAX for downloads so authorization headers are passed.

asayler/COG-Web,hexacyanide/COG-Web,hexacyanide/COG-Web,taylorjandrews/COG-Web,asayler/COG-Web,asayler/COG-Web,taylorjandrews/COG-Web,hexacyanide/COG-Web,taylorjandrews/COG-Web