Merge pull request #21 from guardian/aa-http-version

set proxy_http_version to 1.1 to support chunked responses

Author: akash1810

script/setup-app

@@ -65,6 +65,7 @@ EOS
 	file.write <<-EOS
 
   location / {
+    proxy_http_version 1.1;
     proxy_pass http://localhost:#{mapping['port']}#{path};
     proxy_set_header X-Real-IP $remote_addr;
     proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;