bdb12b57a9
Visiting the subdomain when the app is not responding or being installed now displays the appstatus.html page. nginx configuration gleaned from various sources: http://www.cyberciti.biz/faq/custom-nginx-maintenance-page-with-http503/ http://forum.nginx.org/read.php?2,231364,231424 http://mailman.nginx.org/pipermail/nginx/2012-March/032463.html