code: func NewAdaptor(port string) *Adaptor {
  	return &Adaptor{
  		name: gobot.DefaultName("Sphero"),
  		port: port,
  		connect: func(port string) (io.ReadWriteCloser, error) {
  			return serial.Open(port, &serial.Mode{BaudRate: 115200})
  		},
  	}
  }
docs: // NewAdaptor returns a new Sphero Adaptor given a port