This project doesn't have a Launchpad bug tracker set up, so remove
that link and explain the informal process currently being used for
handling bugs.
Change-Id: Ie923539358a70559d7e7a2440333a2b5d732a8b6
Replace URLs for workflow documentation to appropriate parts of the
OpenStack Project Infrastructure Manual.
Change-Id: I707a07536c45dac8f4ff6e65eeb252699cd24872