In 5.6, there was a client lib proxy servlet called ClientLibraryProxyServlet added. According to http://docs.adobe.com/docs/en/cq/5-6/release_notes/wcm.html#par_text_7 it says "GRANITE-1666 - Clientlibrary: New Proxy Servlet to serve client libs hosted under /libs and /apps". Is this something that...

A solution I have found that works well uses the Sling 404 handler to fake PIE.htc. First, follow these instructions to set up PIE.htc in CQ: https://gist.github.com/msulliva/5971565. Second, create a Sling 404 handler, using instructions found here: http://dev.day.com/docs/en/cq/current/developing/...