Merge pull request #1960 from tumbili/yaw_calib

quick fix for yaw axis calibration issue

src/Joystick/Joystick.cc

@@ -278,8 +278,12 @@ void Joystick::run(void)
             float   pitch = _adjustRange(_rgAxisValues[axis], _rgCalibration[axis]);
             
                     axis = _rgFunctionAxis[yawFunction];
+                    _rgCalibration[axis].min = -32768;
+                    _rgCalibration[axis].max = 32767;
+                    _rgCalibration[axis].center = 0;
+                    _rgCalibration[axis].reversed = false;
             float   yaw = _adjustRange(_rgAxisValues[axis], _rgCalibration[axis]);
-            
+
                     axis = _rgFunctionAxis[throttleFunction];
             float   throttle = _adjustRange(_rgAxisValues[axis], _rgCalibration[axis]);