Handle "not connected" errors

stream-server.js

 
 socketServer.broadcast = function(data, opts) {
 	for( var i in this.clients ) {
-		this.clients[i].send(data, opts);
+		if (this.clients[i].readyState == 1)
+			this.clients[i].send(data, opts);
+		else
+			this.emit("error", "not connected");
 	}
 };