Updated openstack/openstack
Project: openstack/neutron  c1b91928c23cb53729677c1a814ee8fa73a36ad6
null
add quota support for ryu plugin

This patch adds Quota extension support to Ryu plugin and db migration
script.

Closes-Bug: #1266650
Change-Id: I4328ebf7bf307390461807bd8bb3318ac2f64845