Fix daemon cleanup on windows
Fix daemon cleanup on windows

The regex for finding leftover daemon processes assumed that the process' path
would use the platform file delimiter. However, Windows does not 'harmonize' the
path. It just copies it verbatim from whatever was entered in the command line.
So if the command was "C:\some\path/java.exe", it would not be matched by the
old regex. The new regex matches against both '/' and '\'

+review REVIEW-5776

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