Dispatch unit details for unit 0.

QA: deploy a service, click on its first unit on the inspector:
the unit detail panel should show up.
Merge pull request #464 from frankban/unit-0

Dispatch unit details for unit 0.

QA: deploy a service, click on its first unit on the inspector:
the unit detail panel should show up.
Show the real service names not their ghost id's in the relation tab of the inspector.
Interface and scope are no longer shown as undefined in the inspector when relating with a ghost service