- update dependencies to newest version
- format code with dartfmt
- opt in to null safety. Requires Dart SDK >= 2.12.0
- fix typo in pubspec.yaml description
- update README.md
- fix pubspec.yaml
- fix pubspec.yaml
- add TimeSpan.inHours which returns a double value representing the amount of hours and minutes of a time span.
- Add TimeSpan.inMinutes which returns an integer value representing the amount of minutes of a time span.