- http://www.sphinx-doc.org/en/stable/ext/autodoc.html#module-sphinx.ext.autodoc
- http://www.sphinx-doc.org/en/stable/domains.html#python-signatures
- https://samnicholls.net/2016/06/15/how-to-sphinx-readthedocs/
- nice example: http://voevent-parse.readthedocs.io/en/stable/
- nice theme: https://github.com/rtfd/sphinx_rtd_theme