Remove .vsmdi files (test groups defined in vsmdi files no longer supported under VS2013)
remove .testsettings file from sln (deprecated under VS2013)
introduce build param (skipmstestrun) to support building but not -running- the MSTEST sequence (necessary for bypass of the currently-crashing QTAgent32.exe process until this issue is properly sorted out)
add mistakenly overlooked nuget config / repo settings for WebQuickStart /example/ solution
fix overlooked failure to commit NUGET package metadata for WebQuickStart example
add discriminator to respect CLR version (in addition to OS version) as a factor in choosing which FORMATTER-related expectations to test against