#1260 enabling document to protein databank reference extraction in primary workflow, supporting 3 new parameters: active_referenceextraction_pdb, export_action_set_id_document_pdb, export_referenceextraction_pdb_url_root
#1260 enabling document to protein databank reference extraction in primary workflow, supporting 3 new parameters: active_referenceextraction_pdb, export_action_set_id_document_pdb, export_referenceextraction_pdb_url_root