favicon.ico not served with subpath context

[rhclayto]

Hi,

I'm running this using a context set in the app.json to serve it off of a subpath, running behind Haproxy, & everything works great except that the favicon is not served up properly. A request is made to favicon.ico from the root URL, not from the subpath (i.e., app_context). To fix this I added the following line in layout.hbs:

<link rel="shortcut icon" href="{{app_context}}/favicon.ico">