wave_spreadsheet_columns = Wave name, Wave date, Source Url, Parent Path, Override
wave_spreadsheet_column_mapping = {"Wave name": "Wave name", "Wave date": "Wave date", "Source Url":"Source Url", "Parent Path":"Parent Path", "Override":"Override"}
Both lines must match the column names from your waves.csv file (case sensitive)
Groups without projects must be staged manually without waves
Unstage everything by either blanking out the stage json files OR just stage something else with
congregate stage-groups [id]