tree e88668da1b10fba9b35cfe7dc0796e9b6bfaba8f
parent 9e09dd44ca801d808d713c6fd25c74ee39bf7653
author Gary Gregory <garydgregory@gmail.com> 1614968714 -0500
committer Gary Gregory <garydgregory@gmail.com> 1614968714 -0500

Add Apache license headers and check for them in the default build.

- No functional code changes.
- Update parent POM.
- Add GitHub build.
- Don't duplicate groupId in POM.
- Fix Javadoc link errors.
- Some tests fail.