Updated openstack/openstack
Project: openstack/neutron  aa8f34cc5f832c478eb4d7d4e9112b499b3e412b

Floatingip extension support for nuage plugin

Nuage's VSP supports adding floating-ip which fits
nicely with this floatingip extension supported by
openstack's neutron. This set of change enables that.

Implements: blueprint floatingip-ext-for-nuage-plugin

Change-Id: I7178ef0dd170567d0e50035eeed0db2ca33f6c1a