Test bug #1278452 with real node definitions

This test makes sure the bug #1278452 is fixed by reproducing
the actual use case where both nova::consoleauth and
nova::spicehtml5proxy are defined on the same node.

Change-Id: Idcd3d3722cd834bdafea1cf39e1deaf4213fb9a9
Related-bug: #1278452
Merge "Test bug #1278452 with real node definitions"