- [239](https://github.com/kmyk/online-judge-tools/pull/239) fix bugs of `generate-output` and add tests ([fukatani](https://github.com/fukatani))
- [234](https://github.com/kmyk/online-judge-tools/issues/234) add tests for `test` command
- [233](https://github.com/kmyk/online-judge-tools/pull/233) fix bugs of `test` ([fukatani](https://github.com/fukatani))
- [28](https://github.com/kmyk/online-judge-tools/issues/28), [#232](https://github.com/kmyk/online-judge-tools/issues/232): fix a problem on encodings on AtCoder
- [b8a961](https://github.com/kmyk/online-judge-tools/commit/b8a9617e0e9f8256e85a30830fa30ddc284d744f) add [CONTRIBUTING.md](https://github.com/kmyk/online-judge-tools/blob/master/CONTRIBUTING.md)