disabled sendfile by default, due to permission issues

Author: schmunk42

nginx/image-files/etc/nginx/nginx.conf

@@ -33,8 +33,7 @@ http {
 
     access_log  /var/log/nginx/access.log  logstash_json;
 
-    sendfile        on;
-    #tcp_nopush     on;
+    sendfile        off;
     keepalive_timeout  10;
 
     # disable version in error messages and response header