Module membership

Room membership endpoints.

Modules

• create_invite
  PUT /_matrix/federation/*/invite/{roomId}/{eventId}
• create_join_event
  PUT /_matrix/federation/*/send_join/{roomId}/{eventId}
• create_leave_event
  PUT /_matrix/federation/*/send_leave/{roomId}/{eventId}
• prepare_join_event
  GET /_matrix/federation/*/make_join/{roomId}/{userId}
• prepare_leave_event
  GET /_matrix/federation/*/make_leave/{roomId}/{userId}