Updates cflieCopter object with new TestStand

See Issue #145

crazyflie_groundstation/src/crazyflieGroundStation.cpp

@@ -203,10 +203,10 @@ int main(int argc, char** argv) {
 		if(selectedPort.compare("n/a")) {
 			serial::Serial * test_stand_ptr = new serial::Serial(selectedPort, 9600);
 			test_stand_ptr->setTimeout(0, 200, 0, 200, 0);
-			crazyflie_info[i].cflieCopter->setTestStand(test_stand_ptr);
+			crazyflie_info[i].cflieCopter->testStand.setSerialInterface(test_stand_ptr);
 		}
 		else {
-			crazyflie_info[i].cflieCopter->setTestStand(NULL);
+			crazyflie_info[i].cflieCopter->testStand.setSerialInterface(NULL);
 		}
 
 		// Check the controller type