Don't let openmpi override malloc, works around sandbox issue in #462602

Package-Manager: portage-2.1.11.62
Version of bigdft bumped to 1.7_pre24, moved from sci-libs to sci-physics. No longer used as a library by sci-physics/abinit. Usage of LIBDIR/finclude abandoned in favour of /usr/include, as used upstream.
Abinit & friends upgraded to sci-physics/abinit-7.2.2. BigDFT moved from sci-libs to sci-physics, sci-physics/abinit uses sci-libs/bigdft-abi instead. Usage of LIBDIR/finclude abandoned in favour of /usr/include, as mostly used upstream. Old files cleaned up.
sci-chemistry/talosn: New package

Package-Manager: portage-2.2.0_alpha180
sci-chemistry/mics: New package

Package-Manager: portage-2.2.0_alpha180
sci-chemistry/modeller: Fix broken symlink, #473680

Package-Manager: portage-2.2.0_alpha180
sci-chemistry/talosn: drop upstream path in favour of our

Package-Manager: portage-2.2.0_alpha180
The dependency of several packages on sci-libs/libxc modified to reflect correctly the recent change in the upgrade of sci-physics/abinit & friends.
Merge branch 'master' of git+ssh://git.overlays.gentoo.org/proj/sci

Looks like I have broken something. Conflicts are reported in sci-libs/libxc.
Trying desperately to recover.
sci-physics/openmx upgraded to 3.7.3 with some openMP and MPI C/F90 juggling, previous sci-physics/openmx-3.6 preserved for the time being.
big fixes of metadata and package sub-herd re-distribution
fixing manifests
fixed qt4 build

Package-Manager: portage-2.2.0_alpha180
Spaces in the testing snippet of fortran code in sci-libs/bigdft-abi-1.0.4.ebuild protected from reformatting.
To sci-libs/bigdft-abi and sci-physics/bigdft added dev-util/gdbus-codegen among dependencies.
For sci-libs/bigdft-abi and sci-physics/bigdft, filter LDFLAGS for cuda use not to break nvcc.
sci-libs/coinor-clp: Version bump and patch for mpi

Package-Manager: portage-2.2.01.22013-prefix
sci-libs/trilinos: Version bump and rewrite

Package-Manager: portage-2.2.01.22013-prefix
RepoMan-Options: --force
sci-physics/abinit/files/6.12.3-gui-makefiles.tbz put back, its deletion was a mistake.
The announced, but forgotten, change in sci-libs/etsf_io-1.0.3-r2 actually done.