* Fix blank timeline when thread root is UTD
* add test for pre join uisi checks and thread roots
* ts strict fix
* Update to timeline panel test
Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>
* Fixes to TimelinePanel-test
Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>