Changes to cda_table_importer and cda_disease_factory to account for having to get stage from GDC directly. Changed fetch_rows command to use 'provenance=True' to get source (GDC,PDC,IDC,CDS). Also changed GET to POST to speed things up when querying GDC API. Haven't fully confirmed that the merging of tables with provenance is working properly.
Changes to cda_table_importer and cda_disease_factory to account for having to get stage from GDC directly. Changed fetch_rows command to use 'provenance=True' to get source (GDC,PDC,IDC,CDS). Also changed GET to POST to speed things up when querying GDC API. Haven't fully confirmed that the merging of tables with provenance is working properly.