There are no functional changes to 0.2.2 in this release, it is just a quick
update to make sure it still runs on modern rubies and add modern tooling
- [chore] Add GitHub actions instead of travis (chuckle)
- [chore] Set required ruby version to last maintained version
- [chore] update dependencies
- [chore] modernize gemspec
- [chore] formatting all ruby files to modernish standards