Updated openstack/openstack
Project: openstack/neutron  7acf8f0a4f5d9b50a84c882df15e2a8bb310efbe

Refactor test_type_gre/vxlan to reduce duplicate code

gre and vxlan type drivers have similar implementation for multiple
methods and associated tests. This change abstracts these tests.

Change-Id: Ic0e2119a81540c509c214008cce9dc50f55dd6de