Implement rooms V3 through V9

vona/federation/__init__.py

@@ -24,6 +24,8 @@ class bullshit:
 def send_join(request, room) -> dict:
 	if globals.room_version_from_id(room) in ["1", "2"]:
 		return rooms.v1_v2(request, room)
+	else:
+		return rooms.v3(request, room)
 
 
 @server.route("/_matrix/federation/v1/version")