[3/5] mscoree: Add test for creating CLRMetaHost.

[Greg Geldorp]

> While running your changed tests on Windows, I think I found new failures.
> Being a bot and all I'm not very good at pattern recognition, so I might be
> wrong, but could you please double-check?
> Full results can be found at
> http://testbot.winehq.org/JobDetails.pl?Key=5753
>
> Your paranoid android.
>
> === WINEBUILD (build) ===
> Make in include dir failed

Caused by a problem in TestBot, should be fixed now.

Greg.