Patch adds verification of resuls of creation and list actions.
Patch contains changes in both scenarios and unit tests and affect on following scenarios:
rally/plugins/openstack/scenarios/ceilometer/events.py
rally/plugins/openstack/scenarios/ceilometer/resources.py
rally/plugins/openstack/scenarios/designate/basic.py
rally/plugins/openstack/scenarios/glance/images.py
rally/plugins/openstack/scenarios/heat/stacks.py
rally/plugins/openstack/scenarios/ironic/nodes.py
rally/plugins/openstack/scenarios/keystone/basic.py
rally/plugins/openstack/scenarios/magnum/clusters.py
rally/plugins/openstack/scenarios/manila/shares.py
Change-Id: I5b0156c809cc4be3e265198e64fea1e9251c78a9
d5a08d982d