Remember to create a ./config.json file with the following contents:

{
  "username": "yourPlotlyUsername",
  "apiKey": "yourPlotlyApiKey",
  "streamTokens": [
    "yourFirstPlotlyStreamToken",
    "yourSecondPlotlyStreamToken",
    "yourThirdPlotlyStreamToken"
  ],
  "piPhotogatePath": "the/raspberrypi/path/to/your/photogate/executable",
  "piSSHAddress": "the@addresstosshintoyourpi"
}