allow fetching all snapshots at once (for manager linkage).
allow fetching all snapshots at once (for manager linkage).

5Tsrl/gtfs-editor,conveyal/gtfs-editor,dcunited001/gtfs-editor,conveyal/gtfs-editor,conveyal/gtfs-editor,conveyal/gtfs-editor,dcunited001/gtfs-editor,dcunited001/gtfs-editor,piyushbagri/gtfs-editor,piyushbagri/gtfs-editor,piyushbagri/gtfs-editor,5Tsrl/gtfs-editor,dcunited001/gtfs-editor,5Tsrl/gtfs-editor,piyushbagri/gtfs-editor,5Tsrl/gtfs-editor,conveyal/gtfs-editor,piyushbagri/gtfs-editor,5Tsrl/gtfs-editor,5Tsrl/gtfs-editor,conveyal/gtfs-editor,piyushbagri/gtfs-editor,dcunited001/gtfs-editor,dcunited001/gtfs-editor