Add missing ngnix proxied headers to sample config

Fixes #133

Author: jagerman

contrib/uwsgi-sogs-proxied-socket.ini

@@ -21,6 +21,8 @@
 #       server_name mysite.com;  # add _ here to make it the default if this is the only site being served
 #       location / {
 #           proxy_set_header X-Real-IP $remote_addr;
+#           proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+#           proxy_set_header Host $host;
 #           include /etc/nginx/uwsgi_params;
 #           uwsgi_pass unix:///home/USER/session-pysogs/sogs.wsgi;
 #       }

contrib/uwsgi-sogs-proxied.ini

@@ -28,6 +28,8 @@
 #
 #       location / {
 #           proxy_set_header X-Real-IP $remote_addr;
+#           proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+#           proxy_set_header Host $host;
 #           proxy_pass http://127.3.2.1:4242$request_uri;
 #       }
 #