This patch add the devstack wsgi install support for solum. bp: https://blueprints.launchpad.net/solum/+spec/solum-api-under-wsgi ref: https://github.com/openstack/heat/blob/master/devstack/files/apache-heat-api.template Change-Id: I27e8eb63f2aeef42d1a11c8459d6b3a2f6aebdaf Implements: blueprint solum-api-under-wsgi