jdk8 Build changes

[Tim Bell]

Hi Volker:

> I always thought that the
> MinGW build would be the default for the
> new build systems but reading your mail this apparently isn't true.
>
> Will the MinGW build just not be the default one or will it not work / not
> be supported at all?
> If not, will the MinGW changes just get lost in the old build
> infrastructure?

MinGW/MSYS is not forgotten.  We had to focus on Cygwin to get past this 
milestone.

I will circle back and work on MSYS support, hopefully starting this week.

Tim