[loadbalancer] pass Host to proxy
[summit] remove DEBUG flag
[nginx] static assets root
[summit] uwsgi config
[nginx] fix for static assets
[summit] use venv with no-site-packages
[summit] use uwsgi in supervisor conf
[nginx] use alias instead of root for assets
[summit] use olpcsf settings for collectstatic
Fix some missing notifies
Fix permissions on uwsgi socket