Updated openstack/openstack
Project: openstack/nova  8a6f07f9a73ebd56ef7da1fc06255cadd1c9c885

Virt: create an object InstanceInfo

The virt driver method get_info returns a distionary. This patch
introduces an object for the InstanceInfo.

Change-Id: Ia4e4639ec1a593380b48f8f6e4962dd22ab8fc0b