- Fix trailing whitespace missed by the bug described in #12755.
- Fix other style issues that have crept in over time (this can happen
when flake8 adds new checks with new versions)
* proper include & linking of libarchive
* due to linux headers, mfu can't build on mac
* hard code deps in configure line
rather than relying on pkg-config
* +xattr during config
* must also link the lib
* find mfu.h
* long lines
- remove the old LGPL license headers from all files in Spack
- add SPDX headers to all files
- core and most packages are (Apache-2.0 OR MIT)
- a very small number of remaining packages are LGPL-2.1-only
* mpifileutils: roll back to dtcmp v1.0.3 due to API change, add option to build master branch
* add comment to explain why certain dtcmp is required, rename version for git branch
* dtcmp v1.0.2 is missing github tarball
* mpifileutils: update to v0.7
* mpifileutils: disable --enable-experimental in v0.6 and earlier
* mpifileutils: list newest version first, avoid experimental switch unless at v0.7 or later
