Fix Documentor error (#57)

build/build.php

@@ -1,4 +1,12 @@
 <?php
+/**
+ * OPcache GUI - build module
+ *
+ * @author Andrew Collington, andy@amnuts.com
+ * @version 3.0.0
+ * @link https://github.com/amnuts/opcache-gui
+ * @license MIT, http://acollington.mit-license.org/
+ */
 
 $parentPath = dirname(__DIR__);