Enable glance to use the SSL middleware
Enable glance to use the SSL middleware

The http_proxy_to_wsgi middleware was recently added to glance as
default in the pipeline [1].

We already enable this middleware for nova, cinder and heat.

[1] I481d88020b6e8420ce4b9072dd30ec82fe3fb4f7

Change-Id: I4a8f7fc079ca93c50aa0ef7b0548dc64f6c5cfa0
Depends-On: I51fbc6050dfbdc72f7ee56a2d17dd5223a208a17

openstack/tripleo-heat-templates,trozet/opnfv-tht,dprince/tripleo-heat-templates,dprince/tripleo-heat-templates,openstack/tripleo-heat-templates,trozet/opnfv-tht,trozet/opnfv-tht