Update required CMake version in the docs (3.12). (#1090)
Update required CMake version in the docs (3.12). (#1090)


eth-cscs/nestmc-proto,eth-cscs/nestmc-proto,eth-cscs/nestmc-proto,halfflat/nestmc-proto,halfflat/arbor,halfflat/arbor,halfflat/nestmc-proto,halfflat/nestmc-proto,halfflat/arbor,halfflat/arbor,halfflat/arbor