fuck the clone detection, it doesn't work very well

src/main/java/com/imaginarycode/minecraft/redisbungee/RedisBungee.java

@@ -302,23 +302,6 @@ public final class RedisBungee extends Plugin implements Listener {
         }
     }
 
-    @EventHandler
-    public void onPreLogin(PreLoginEvent event) {
-        if (pool != null) {
-            Jedis rsc = pool.getResource();
-            try {
-                for (String server : configuration.getLinkedServers()) {
-                    if (rsc.sismember("server:" + server + ":usersOnline", event.getConnection().getName())) {
-                        event.setCancelled(true);
-                        event.setCancelReason("You are already logged on to this server.");
-                    }
-                }
-            } finally {
-                pool.returnResource(rsc);
-            }
-        }
-    }
-
     @EventHandler
     public void onPlayerConnect(final PostLoginEvent event) {
         if (pool != null) {