get_l7policy_rules call in service_builder.py causes exception

[pjbreaux]

• Details: This call must be made with the policy id as the third argument then the filter can be given.

The call in neutron-lbaas is as follows:

https://github.com/openstack/neutron-lbaas/blob/stable/mitaka/neutron_lbaas/db/loadbalancer/loadbalancer_dbv2.py#L797

Agent Version

This was found in feature.l7switching branch

[pjbreaux]

Close by PR #280