- 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
* Added a package for the MDAnalysis toolkit. * Added a package for the Intel MKL-DNN project. * Fixed flake8 errors. * Fixed Flake8