v3.1.3 05/18/2022
- Fix `500 Invalid WRP content type` for invalid `Accept` headers [#74](https://github.com/xmidt-org/wrp-go/pull/74) - Added helper function that errors if a wrp message contains non-UTF-8 strings. [#77](https://github.com/xmidt-org/wrp-go/pull/77)