Add parameter to apache_wsgi to allow overwrite
and/or add additional wsgi process options.
This possibility was added to openstacklib
with Change-Id: I41914ce3361988d5db1695f09d21209772fdf548
lease enter the commit message for your changes. Lines starting
Change-Id: I477745910b2f03e75d5faa280825c5ca45daae27