dftd4/dftd4: DFT-D4 version 3.4.0

Many thanks to Eisuke Kawashima (@e-kwsm) and Rodríguez Martínez (@ricrogz) for contributing to this release. Thanks to Yuri Victorovich (@yurivict) for packaging DFT-D4 for FreeBSD. Changelog Use python3 for config/install-mod.py (https://github.com/dftd4/dftd4/pull/118) Add build instructions for CMake and fpm (https://github.com/dftd4/dftd4/pull/125) Better check for exceptional floating point values (https://github.com/dftd4/dftd4/pull/128) Restructure command line interface (https://github.com/dftd4/dftd4/pull/133, https://github.com/dftd4/dftd4/pull/153) Update dependency handling in meson (https://github.com/dftd4/dftd4/pull/136) Refactor Python API (https://github.com/dftd4/dftd4/pull/137) Do not link against OpenMP if WITH_OpenMP is set to FALSE (https://github.com/dftd4/dftd4/pull/139) Add information on FreeBSD port (https://github.com/dftd4/dftd4/pull/142) Allow more flexible adjustment of Python version (https://github.com/dftd4/dftd4/pull/145) Pin fetched dependency versions in cmake build (https://github.com/dftd4/dftd4/pull/146) Allow adjusting of module install subdirectory (https://github.com/dftd4/dftd4/pull/143) Update to CODATA 2018 (https://github.com/dftd4/dftd4/pull/151) Add type generic macro for deleting API objects (https://github.com/dftd4/dftd4/pull/152) New parameters PBEsol, AM05, MN12sx (https://github.com/dftd4/dftd4/pull/132) HSE03, HSE06, HSE12, HSE12S, HSESOL (https://github.com/dftd4/dftd4/pull/134) r²SCAN hybrids (https://github.com/dftd4/dftd4/pull/141) Full Changelog: https://github.com/dftd4/dftd4/compare/v3.3.0...v3.4.