E2e test/enhancement

[Gerhut]

See commit log for details

[coveralls]

Pull Request Test Coverage Report for Build 3489

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 93.41%

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Totals
Change from base Build 3477:	0.0%
Covered Lines:	816
Relevant Lines:	863

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💛 - Coveralls

[Anbang-Hu]

Is there a README to set up and run e2e test on a Windows machine?

[Gerhut]

Is there a README to set up and run e2e test on a Windows machine?

https://github.com/microsoft/DLWorkspace/blob/master/src/e2e-test/README.md