legacy: oaiharvest CLI URL parse fix
legacy: oaiharvest CLI URL parse fix

* FIX Addresses an issue with calling six urllib.parse in a
  wrong way, making users unable to harvest manually from the
  command line.

Reported-by: 17324d64cf206cb9a14128c83d618eab661239aa@uni-muenster.de
Signed-off-by: Jan Aage Lavik <8d55e006a1b29770f275a5c59a7341f17f8e69d5@cern.ch>

tiborsimko/invenio,inveniosoftware/invenio,tiborsimko/invenio,inveniosoftware/invenio