Updated openstack/openstack
Project: openstack/nova  be9a6972736c0a70e1e8dadefae143c10503aa8c
null
Ensure MTU is set when the OVS vif driver is used

Set the MTU on the relevant devices when the OVS vif driver
is used:
    - veth devices
    - ovs vif device

Change-Id: I217f43227c099f17ab9a225b1ef7377d3de28114
Closes-bug: 1260697
Updated openstack/openstack
Project: openstack/tempest  88eb519114e5d5da1a55bd5fb402101d5bd9626f
null
Create only necessary resources for image, object_storage, volume

This patch leverages the set_network_resources method for
tempest test api of image, object_storage, volume.

Change-Id: I52f721285a9c07f4279b8320320baa3e21b09a51