## Pull-Request Check List

- [ ] Add patches into `src/`.
- [ ] Add test into `test/`. Please see about [test docs](https://github.com/matsumotory/ngx_mruby/tree/master/docs/test).
- [ ] Add docs into `docs/` if you change the features such as [build system](https://github.com/matsumotory/ngx_mruby/tree/master/docs/install), [Ruby methods, class](https://github.com/matsumotory/ngx_mruby/tree/master/docs/class_and_method) and [nginx directives](https://github.com/matsumotory/ngx_mruby/tree/master/docs/directives).
