* Working IMU_RGBD and IMU_STEREO. Changing Inter IMU base frame is now possible.
* Output error msg when vocabulary path is wrong.
* Showing full local feature map
Referred issues:
#655https://github.com/introlab/rtabmap_ros/issues/492
Note: IMU not supported yet with ORB_SLAM3.
Commits:
* Added orbslam3 support. UI-Source->IMU filtering: Added base frame conversion option of IMU data to uniformize yaw initialization. Madgwick: fixed yaw initialization accordingly to Z acc.
* fixed regression build error with ORB_SLAM2
* Renamed OdometryORBSLAM2 to OdometryORBSLAM (can be 2 or 3 now)