Similar to how this was being done for SLAM.
It's significantly less jittery and still has a good response.
Smarter filters might benefit from raw measurements so the functionality can
be enabled again with a checkbox.
In an Odyssey+, it seems that before the first IMU sample the frame timestamps
do not make sense and thus can make the SLAM system crash.
Also, this commit enables SLAM submission from start unless specified.
SLAM for WMR headsets now works "out of the box" :)