Updated openstack/openstack
Project: openstack/nova  8c8a775f13b12f7427b31cdbbb03e63b5efffbd5

Add host field to ComputeNode

In order to remove the Service dependency, we need to add
the host field to ComputeNode when creating an entry

Partially-Implements blueprint detach-service-from-computenode

Change-Id: I353eb87f915a5ab7d492c2dbd028a839aa5041a6