Made the DeviceManager functions that return a pointer to the current brake, throttle, and motor controller also instantiate a dummy object if nothing existed so that there is always an object to call even if it does nothing.
Made the DeviceManager functions that return a pointer to the current brake, throttle, and motor controller also instantiate a dummy object if nothing existed so that there is always an object to call even if it does nothing.

collin80/GEVCU6,collin80/GEVCU6