this release changes:
- an updated icon!
- an updated file format. !!! Breaks compatibility to older versions. Please export existing files before upgrading / downgrade temporarily (explained how to downgrade at github.com/flxzt/rnote)
- new features: PDF import, clipboard and drag&drop support
- performance improvements in stroke rendering, selecting, erasing by parallelizing these operations
- UI improvements
- internal: code refactoring into ECS pattern
- bug fixes