Set the 'description' attribute so that Sphinx builds the manpage with
the 'NAME' section. This is necessary for `apropos` to be able to find
yamllint
Fixes part of #76
HTML documentation should be built with sphinx. This enables easy
integration with Read The Docs [1]. It can also be generated manually by
running:
make -C docs html
A man page can be generated by running:
make -C docs man
[1]: http://yamllint.readthedocs.org/