Handle cases where `CustomEvent` was not initially sent#11807

Merged

TravisEz13 merged 3 commits intoPowerShell:masterfrom

JamesWTruher:telemetryStartupFix

Feb 11, 2020

Commits on Feb 8, 2020

Handle cases where CustomEvent was not initially sent
JamesWTruher
committed
Move test in to single describe and do the check in a subprocess
JamesWTruher
committed

Commits on Feb 11, 2020

Address thread safety comments
TravisEz13
committed