* Updating examples and README
* updated main readme
* odom: Added always_check_imu_tf parameter. sync: increased default sync_queue_size from 2 to 5 (to be more flexible to different hardware), added input and output diagnostics. rtabmap_viz: fixed node with same name redeclared warning.
* update readme
* Added husky demo
* converted demo_robot_mapping.launch to ros2
* Converted stereo_outdoor demo from ros1 to ros2
* Converted multi-session demo to ros2
* Converted demo_find_object launch to ros2
* renamed files
* uniformized default qos, increased sync_queue_size default to 10
* Added vlp16 + imu example
* Added husky 3D lidar demos
* moved demos in subdir
* Added vlp16+zed example
* rtabmap_viz: ignore odom update if tf not ready when not using topic (to avoid showing red screen). Added champ VSLAM demo.
* forwarded camera_model arg for zed examples, removed qos for turtlebot4 demo
* pointcloud_to_depthimage: added more error logs, removed output camera_info published twice and match ros1 namespaces
* Created two base general examples for 3D lidar usage, then create hardware specific examples on top of them.
* Added isaac sim demo
* Final update of all demos. Fixed MapCloud rviz plugin crashing when floor/ceiling filtering is used and resulting cloud is empty.
* Fixed 2d scan deskewing output frame, moved nav2 params under "params" folder, added number of topics processed/dropped for odometry, added icp_odometry option for turtlebot3 scan-only demo.
* rtabmap_demos: added README with examples
* Added TOC
* bump version to 0.21.9
matlabbe