Updated openstack/openstack
Project: openstack/neutron  423ca756af10e10398636d6d34a7594a4fd4bc87

Metadata agent caches networks for routers

During cloud-init there are several calls that asks neutron API for the
same data which will not be most likely changed. Specifically router's
networks are cached.

Closes-bug: #1276440
Change-Id: Ic5eedb8057c7f4934eed08869ebf55c91e6edfc9