Blender Git Loki

Tracking: Sort motion tracking tracks by start and end frames

Enable sorting motion tracking tracks by start / end times.

Help identifying what cases reconstructed camera jumps, based
on information about whether any track starts/ends at the frame.

Based on revision eb0eb54d9644c5139ef139fee1e14da35c4fab7e.

{F10563305}

Reviewed By: sergey

Differential Revision: https://developer.blender.org/D12621