Disable exceptions in Microsoft STL

[kirillbobyrev]

This is the copy of patch proposed to LLVM's copy of benchmark via https://reviews.llvm.org/D52998.

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[kirillbobyrev]

I signed it!

[googlebot]

CLAs look good, thanks!

[coveralls]

Coverage remained the same at 89.224% when pulling 8ec936f on kbobyrev:msvc-exceptions-fix into c6193af on google:master.

[AppVeyorBot]

✅ Build benchmark 1549 completed (commit 7e7cca4e03 by @kbobyrev)

[dmah42]

Thanks!