- issue #124 - PHP >= 7.4 tasks
- Code requires PHP >= 7.4
- Generated code requires PHP >= 7.4
- Code cleaning
- Update README
- Add MANIFEST.md explaining how files are generated and how they should be used
- Update Travis CI settings
- Update PHPUnit settings
- Update LICENSE file
- BC: read UPGRADE-4.0.md
- Version 2.0 is no more maintained