Update metadata.go
Update metadata.go
PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter,PingThingsIO/pt-mr-plotter