Add initial documentation (based on README)
Exclude docs html output from git
Remove documentation from README
Add setup.cfg for ``python setup.py build_sphinx``
Add some missing blank lines above headers in docs
Split usage docs into multiple files
Add explicit references for cross-doc file links
Link to documentation and PyPI in README
Add Makefile with init, test, and docs tasks
Set version in setup.py docs automatically
Reference `make test` instead of `./runtests.sh`
Merge pull request #68 from carljm/docs

Documentation