* Fixes#2534 by replacing expensive WMI query with Win32 API calls
* fix break on unix build
* added tests for #2535
* although test passed, fixing exception that shows up
* fixed Describe text
* addressing code review feedback
* addressing review feedback to comment on why sleep is needed
added check that test processes are created before we try to kill them
* fixed test to timeout and pending fix for #2561
Sergei Vorobev