Feature
* Prettyprinter work ([`305b4f9`](https://github.com/shawwn/hask/commit/305b4f9244e52e63f9622eb6d1b7b6becd26ba7c))
* Prettyprinter.Render.String/Text/Util ([`c8e07cc`](https://github.com/shawwn/hask/commit/c8e07cc7bc91b0ceba83a892477e81ed76e4ab87))
Fix
* Use id_ instead of identity ([`ca50ff0`](https://github.com/shawwn/hask/commit/ca50ff054245ff899aef2ce5928bbfcf9096896a))