* syndicated.py now mounts multiple volumes per slice.
* Syndicate models.py and admin.py allow you to mount multiple Volumes
on a slice.
* syndicated.py polls the Syndicate observer for volume lists and state
if push fails.
* syndicated.py correctly provisions and spawns per-Volume UGs and RGs
* small bugfixes in syndicate.util.{daemon,storage,watchdog}
* if instructed by the MS to listen on localhost, the gateway does not
need to have a publicly resolvable hostname.