Update nginx/nginx.conf

nginx/nginx.conf

@@ -40,6 +40,9 @@ http {
   # Click tracking!
   access_log   logs/access.log  main;
 
+  # Hide nginx version
+  server_tokens off;
+
   # ~2 seconds is often enough for HTML/CSS, but connections in
   # Nginx are cheap, so generally it's safe to increase it
   keepalive_timeout 20;