Fix syntax in conf.py
Add subdivision to README
Get version from git describe
Add IStep interface
repoze.sphinx.autointerface -> sphinxcontrib-zopeext
Add README WIP
Split up renderer and validator interfaces
Exercise docs
Implement IStep interface
Move interfaces separately, remove a bunch of hacks
Add links to interfaces in Sphinx documentation
Flip order of userStore and submission in IValidator
Wait, no, don't put integration tests there