only send one remote ip to pan.do/ra (nginx setup)

etc/nginx/pandora

@@ -35,7 +35,7 @@ server {
     }
 
     location / {
-            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+            proxy_set_header X-Forwarded-For $remote_addr;
             proxy_set_header X-Forwarded-Proto http;
             proxy_set_header Host $http_host;
             proxy_redirect off;