该版本将所有的msg文件放在pibot_msgs文件下，编译时需先单独编译pibot_msgs功能包。再编译整个工作空间。
单独编译pibot_msgs: catkin_make --pkg pibot_msgs
编译整个工作空间：catkin_make
运行目标检测： rosrun upbot_vision main
运行定位：rosrun upbot_location rosrun upbot_location upbot_location_node
运行跟随：rosrun FollowingCar FollowingCar_node