Developer instructions

How to run tests

run tox (if not installed apt-get install tox)

How to release

update the changelog into the README.rst file with the list of changes since the last version
python setup.py check --restructuredtext
commit everything
make sure tests pass!
git push and make sure travis is green
git tag <version>, where <version> is PEP 440 compliant
git push --tags

Uploading of tagged versions to pypi will be taken care of by travis.