- 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
* Add ignore_conflicts to package activation
includes:
* with_dependency flag for do_activate
* ignore_conflicts flag for do_activate
* start of cleanup of activate cmd
* ensure that apr is picked up
* Update package.py
* add apr explicitly as dependency
* remove unnecessary newlines
* Update package.py
fixing dependencies
* Add log4cxx package
* add missing patch files to log4cxx
* remove unnecessary dependencies
* this fails at 'make check'
* this is the AutotoolsPackage version
* fixed install bug
