quickfix

Display unit tests as they run (#470)

* Display unit tests as they run

* Make tests more reliable, particularly on OS/X
Add sleeps before blocking
Use port 0 to assign available port for acceptor
Display test names and timings as they run

* Don't pass in port to ut in windows

* Don't pass in port to unittest in github workflows

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Co-authored-by: Oren Miller <oren@Orens-MBP.hsd1.il.comcast.net>