Implemented the main internal thread to handle the reception of new status messages from both platforms and make the necessary computations.
Modified the example to use the new driver structure.

Exported the Segway RMP200 events to this driver.
Added a new event to notify the availability of the two status structures.

Afegida opcio a l'exemple per tal de llencar el programa sense que el robot es mogui. Actualitzada la api