- 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
* pushing partially done recipe for fast-gbs and platypus * modify platypus * change header * fast-gbs: change dependency type. * modify dependency type. * modify dependency type. * fast-gbs: Change dependency type to run.