Bump minimum required cmake version (fixes #566)
Bump minimum required cmake version (fixes #566)


Former-commit-id: 8e3d9a5dcbfef173cccacd5d04148e291b46b36c
Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide