- [x] add `concretize.lp`, `spack.yaml`, etc. to licensed files - [x] update all licensed files to say 2013-2021 using `spack license update-copyright-year` - [x] appease mypy with some additions to package.py that needed for oneapi.py
* [hep] add hep tag to relevant packages * [lcio] add hep label
See ba38f14d8f, which is included in master and released as of hepmc3@3.2.2
ba38f14d8f