Updated openstack/openstack
Project: openstack/nova  a2bf3e442821163d38b20f0a2d97753d38fe99a7

Plumb NetworkRequest objects through conductor and compute RPC

This makes the conductor and compute RPC paths for building instances
support and use NetworkRequest objects, which gets this all the way
down to the compute managers.

Change-Id: Ia45e15896b80ae33533d77719dd23bbdf60a1945