Based on @jronallo's [config](https://github.com/jronallo/iiif-image-server-node/blob/master/ansible/roles/passenger-nginx-config/templates/nginx.conf#L14) and [this thread](https://groups.google.com/forum/#!topic/iiif-discuss/NuDHEgEbzo0). Expand/re-title the existing Apache note, or write a new one?