- [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
* Update URL parsing regexes and tests * Get rid of no longer used README * Merge py-udunits and py-cf-units * netcdf -> netcdf-c * setup_environment -> setup_*_environment * Fix doc tests * Few last minute fixes * Simplify prefix removal copypasta