latest bits on psmv driver - getting plausible-looking stream of timestamped data

src/xrt/auxiliary/CMakeLists.txt

src/xrt/auxiliary/math/m_api.h

src/xrt/auxiliary/math/m_track.c

src/xrt/drivers/montrack/CMakeLists.txt

src/xrt/drivers/montrack/filters/CMakeLists.txt

src/xrt/drivers/montrack/filters/common/filter.c

src/xrt/drivers/montrack/filters/common/filter.h

src/xrt/drivers/montrack/filters/common/measurementqueue.c

src/xrt/drivers/montrack/filters/common/measurementqueue.h

src/xrt/drivers/montrack/filters/filter_complementary.c

src/xrt/drivers/montrack/filters/filter_complementary.h

src/xrt/drivers/montrack/filters/filter_opencv_kalman.cpp

src/xrt/drivers/montrack/filters/filter_opencv_kalman.h

src/xrt/drivers/montrack/mt_device.c

src/xrt/drivers/montrack/mt_framequeue.h

...drivers/montrack/optical_tracking/common/tracked_object.h

src/xrt/drivers/montrack/optical_tracking/common/tracker.h

...ivers/montrack/optical_tracking/tracker3D_sphere_mono.cpp

...ers/montrack/optical_tracking/tracker3D_sphere_stereo.cpp

src/xrt/drivers/psmv/psmv_driver.c