[CMake] disabling the cache

[Jesper Eskilson]

KSpam wrote:

> If you run the ZERO_CHECK target, CMake will generate the new project files 
> without building everything.  Following ZERO_CHECK, Visual Studio would have 
> to reload the projects, and then you could build like normal.  This makes 
> building in Visual Studio essentially a two-step process.

Good to know. I'll relay this to my users; I think many of them use a 
rather convoluted way of running CMake outside of Visual Studio.

--
/Jesper