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 `