What's Changed
* remove py 3.8 as no longer supported by mikalaiyurkin in https://github.com/mikalaiyurkin/umlcharter/pull/21
* Add notes to graph diagram by mikalaiyurkin in https://github.com/mikalaiyurkin/umlcharter/pull/22
**Full Changelog**: https://github.com/mikalaiyurkin/umlcharter/compare/v1.1.0...v1.1.1