obstacles_detection: removed flat obstacles from proj_obstacles output
obstacles_detection: removed flat obstacles from proj_obstacles output

willdzeng/rtabmap_ros,introlab/rtabmap_ros,introlab/rtabmap_ros,Notou/rtabmap_ros,Notou/rtabmap_ros,Notou/rtabmap_ros,willdzeng/rtabmap_ros,willdzeng/rtabmap_ros,introlab/rtabmap_ros,introlab/rtabmap_ros