Updated openstack/openstack
Project: openstack/nova  c07670a71d9906d88ede563ec324d10c005fd168

Add multinic API unit test

Multinic api unit test is not sufficient, so this patch
adds a testcase for removing a fixed IP when the IP is not
found.

Change-Id: Ice04806269a92244bd068b90e9934eaedb17a1b4