Migrate RainLoop Webmail to use Facebook Graph API instead of FQL

rainloop/v/0.0.0/app/libraries/GuzzleHttp/Event/HasEmitterInterface.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace GuzzleHttp\Event;
+
+/**
+ * Holds an event emitter
+ */
+interface HasEmitterInterface
+{
+    /**
+     * Get the event emitter of the object
+     *
+     * @return EmitterInterface
+     */
+    public function getEmitter();
+}