Replace URLs for workflow documentation to appropriate parts of the
OpenStack Project Infrastructure Manual.
Change-Id: I888d3e2905755ae7833231363d5dab66799a4a48
Add auto-generated documentation for the public modules in the library
and clean up a bit of the docstrings used.
Change-Id: Id5efa5c413b82e13f1a7ac78c92e39c193f12214