Add wsgi options to the sample options
Add wsgi options to the sample options

The secure_proxy_ssl_header option does not show up in the sample config
files because it is not listed in the api and registry list_opts
functions.

Closes-Bug: #1568723
Change-Id: Ie332236d6e11e0cb63114bc1c68c3a8691f1f1ae

rajalokan/glance,stevelle/glance,openstack/glance,openstack/glance,openstack/glance,stevelle/glance,rajalokan/glance