revert change to jena and gp uris,/drivers, replication not functional here (yet)
revert change to jena and gp uris,/drivers, replication not functional here (yet)

ppavlidis/Gemma,ppavlidis/Gemma,ppavlidis/Gemma,ppavlidis/Gemma,ppavlidis/Gemma,ppavlidis/Gemma,ppavlidis/Gemma