 		
 		public function signal( type : String, ... cargo) : void
 		{
-			
+			log.info("SignalAggregator runs " + type );
 			
 			if( cargo.length > 0 )
 			{

	public class SignalAggregator extends AbstractObservable
	{
		
		public function SignalAggregator()
		{
		}
		
		override public function registerObserver(o:IObserver, notificationFilters:Array=null):void
		{

*/
package org.servebox.cafe.core.signal
{
	import mx.logging.ILogger;
	import mx.logging.Log;
	
	import org.servebox.cafe.core.observer.AbstractObservable;
	import org.servebox.cafe.core.observer.IObservable;
	import org.servebox.cafe.core.observer.IObserver;
