message: Use new Hackflight [-1,+1] normalization for stick demands
diff: @@ -58,13 +58,11 @@ static VehicleState state_from_telemetry(const double telemetry[])
  static Demands demands_from_telemetry(const double telemetry[])
  {
  - constexpr float SCALE = 670;
  -
  return Demands(
  (float)(telemetry[13] + 1) / 2, // [-1,+1] => [0,1]
  - (float)telemetry[14] * SCALE,
  - (float)telemetry[15] * SCALE,
  - (float)telemetry[16] * SCALE
  + (float)telemetry[14],
  + (float)telemetry[15],
  + (float)telemetry[16]
  );
  }
  