Merge pull request #3903 from frlan/master

A small update of nginx example config to prevent users from issues while nginx not listen on localhost

lib/support/nginx/gitlab

@@ -7,7 +7,7 @@ upstream gitlab {
 }
 
 server {
-  listen YOUR_SERVER_IP:80 default_server;         # e.g., listen 192.168.1.1:80;
+  listen YOUR_SERVER_IP:80 default_server;         # e.g., listen 192.168.1.1:80; In most cases *:80 is a good idea
   server_name YOUR_SERVER_FQDN;     # e.g., server_name source.example.com;
   root /home/git/gitlab/public;