Set polling rate to given value, in hz. Default 30hz.
Gyroscopic, accelerometer, magnetometer data can be pushed out.
Enable with &sensor=30 (30hz). Results show up in the remote stats log or the remote IFRAME API.
Useful for VR live streaming support, where you want to capture a smartphone's movement, as well as video. Support will vary from device to device; please report problems or reach out for requests.