reverse the scan publisher if max < min.
reverse the scan publisher if max < min.

robopeak/rplidar_ros,yujinrobot/rplidar_ros,robopeak/rplidar_ros,nickluo/rplidar_ros,robopeak/rplidar_ros,nickluo/rplidar_ros,yujinrobot/rplidar_ros,yujinrobot/rplidar_ros,nickluo/rplidar_ros