* Rewrite type-check
* Rename `fd_*` arguments [Breaking change]
* Add support for `Dict[a,b]`
* Bunch of bug fixes
New release instructions
$ nix develop
$ rm dist/*
$ python3 setup.py sdist bdist_wheel
$ Ensure ~/.pypirc is set up correctly
$ python -m twine upload --repository from-dict-test dist/*
$ Inspect package
$ python -m twine upload --repository from-dict dist/*