Updated openstack/openstack
Project: openstack/tempest  2f7f800edd3c816e5465c4fb3569b56a3003e02b

Removes deprecated net_common module

Module net_common was replaced by module net_resources as part of migration of
scenario tests to tempest clients.
This patch fixes a few rogue references and removes this module completely.

Change-Id: I5426e030895d219ac456b3cceb361675c839b876
Partially-implements: bp/tempest-client-scenarios