Fix duplicate WEPIF message

src/main/java/com/sk89q/worldedit/bukkit/WorldEditPlugin.java

@@ -92,7 +92,7 @@ public class WorldEditPlugin extends JavaPlugin {
         PermissionsResolverManager.initialize(this);
 
         // Load the configuration
-        loadConfiguration();
+        config.load();
 
         // Setup interfaces
         server = new BukkitServerInterface(this, getServer());