update map names for IW4 (issue #48)

only check shared GUID for IW4
optimized get privileged clients query
fine-tuned the version printout to include revision numbers

Plugins/ScriptPlugins/SharedGUIDKick.js

@@ -4,9 +4,15 @@ var plugin = {
     name: 'Shared GUID Kicker Plugin',
 
     onEventAsync: function (gameEvent, server) {
-        // connect event
+        // make sure we only check for IW4(x)
+        if (server.GameName !== 2) {
+            return false;
+        }
+
+        // connect or join event
         if (gameEvent.Type === 3 ||
-               gameEvent.Type === 4) {
+            gameEvent.Type === 4) {
+             // this GUID seems to have been packed in a IW4 torrent and results in an unreasonable amount of people using the same GUID
             if (gameEvent.Origin.NetworkId === -805366929435212061) {
                 gameEvent.Origin.Kick('Your GUID is generic. Delete players/guids.dat and rejoin', _IW4MAdminClient);
             }