Squashed revert back to commit 052bf8ece71b6de44f62c108626c6444a936f90f
Going to tackle this stuff differently
Fix IPD calc, camera positioning, fix InchToMillimeter that was converting from mm to inch
Remove compositor benchmark stuff, we're not using it at the minute
Try GetLastPoses instead of GetTrackedDevicePoses - might not be the right call since we can use the latter to predict X ms ahead
Half IPD