chg: dev: Restore the ability to select individual unit tests and turn on debugging
requested to merge 4579-restore-the-ability-to-select-individual-unit-tests-and-turn-on-debugging into main
This add the command line arguments: -d (debug), -l (list tests) and -t test (run this test) to the unit tests.
Closes #4579 (closed)
Edited by Mark Andrews