Initial pass at Swift rewrite.
Add templates, allow for automatic zone assignment.
Fix open-port execution.
Use IPs instead of hostnames for Apache Allows.
Add README.
Update interfaces.
Use relation data 'auth_host' instead of 'private-address' for Keystone relation.
Remove duplication of swift config dir creation/ownership, use swift_utils.py.
Add copyright.
Clean up, fix some typos in README.
Convert README to README.md
Fix: still need to get uid+gid of swift user in install hook.
Sync openstack_common.py.
Merge swift-proxy rewrite work.