CMake: 3.9.4 (#5614)
CMake: 3.9.4 (#5614)

Adds the latest release of CMake.
iulian787/spack,tmerrick1/spack,krafczyk/spack,matthiasdiener/spack,lgarren/spack,skosukhin/spack,mfherbst/spack,lgarren/spack,matthiasdiener/spack,iulian787/spack,EmreAtes/spack,tmerrick1/spack,mfherbst/spack,matthiasdiener/spack,tmerrick1/spack,krafczyk/spack,lgarren/spack,lgarren/spack,skosukhin/spack,tmerrick1/spack,EmreAtes/spack,tmerrick1/spack,skosukhin/spack,matthiasdiener/spack,iulian787/spack,EmreAtes/spack,skosukhin/spack,iulian787/spack,lgarren/spack,EmreAtes/spack,LLNL/spack,LLNL/spack,matthiasdiener/spack,iulian787/spack,EmreAtes/spack,LLNL/spack,LLNL/spack,mfherbst/spack,skosukhin/spack,LLNL/spack,krafczyk/spack,krafczyk/spack,krafczyk/spack,mfherbst/spack,mfherbst/spack