[MS2/README] Update README with instructions to generate the report

[aswanipranjal]

This PR updates the readme with instructions to create the report.

merge after #108

[coveralls]

Pull Request Test Coverage Report for Build 276

• 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 62.356%

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Totals
Change from base Build 275:	0.0%
Covered Lines:	1133
Relevant Lines:	1817

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💛 - Coveralls

[aswanipranjal]

@jgbarah @valeriocos please review?