code: function setEnabledFeatures(selectedFeature) {
    switch (selectedFeature) {
    case "AnalogInputFirmata":
      analogInputEnabled = true;
      break;
    case "AnalogOutputFirmata":
      analogOutputEnabled = true;
      break;
    case "DigitalInputFirmata":
      digitalInputEnabled = true;
      break;
    case "DigitalOutputFirmata":
      digitalOutputEnabled = true;
      break;
    case "ServoFirmata":
      servoEnabled = true;
      break;
    case "FirmataScheduler":
      schedulerEnabled = true;
      break;
    }
  }
docs: Additional features should not be added to this function.
  Ideally these comparisons will be eliminated at some point.
  @private