Added vendor/ directory for Composer's installed files

vendor/illuminate/contracts/Bus/QueueingDispatcher.php

@@ -0,0 +1,13 @@
+<?php namespace Illuminate\Contracts\Bus;
+
+interface QueueingDispatcher extends Dispatcher {
+
+	/**
+	 * Dispatch a command to its appropriate handler behind a queue.
+	 *
+	 * @param  mixed  $command
+	 * @return mixed
+	 */
+	public function dispatchToQueue($command);
+
+}