
As a step towards using keystoneauth instead of keystoneclient, remove the deprecated to-be-removed-in-mitaka neutron auth options so that we don't have to translate the deprecated code paths to the new library interface. bp: keystoneclient-to-keystoneauth Co-Authored-By: Morgan Fainberg <morgan.fainberg@gmail.com> Change-Id: I3e3393d99533a70379822178983f73d5eef09bee