+ [refac] Add the spout class to delegate method calls of the spout library.

lib/spout/spout.class.php

@@ -0,0 +1,12 @@
+<?php
+require_once dirname(__FILE__, 2) . '/base/delegate/delegate.class.php';
+
+class spout extends baseDelegate
+{
+    protected static $className = 'Box\Spout\Reader\Common\Creator\ReaderFactory';
+
+    public function __construct($readerType = 'xlsx')
+    {
+        $this->instance = self::$className::createFromType($readerType);
+    }
+}