[CMake] Is there really any cmake support?

[John Drescher]

> Which one? I just found a single CMakeLists.txt file in the build hierarchy,
> actually located in ./VTK/CMakeTmp/TestExplicitInstantiation/CMakeLists.txt,
> but I suppose you speak about another one. Do you mean a CMakeLists.txt
> located in the source hierarchy???
>