BLTI-264

If the server is running https, and the launch url is http,
force the content to pop up.  Fix both the portlet and the 
web-ifp content placement tool.



git-svn-id: https://source.sakaiproject.org/svn/basiclti/trunk@128861 66ffb92e-73f9-0310-93c1-f5514f145a0a