Patch 1 (chriskacerguis#939)

* Update Example.php

Fix File REST_Controller not found problem

* Update REST_Controller.php

Class 'Restserver\Libraries\CI_Controller' not found

Author: aproram

application/controllers/api/Example.php

@@ -4,7 +4,9 @@
 
 // This can be removed if you use __autoload() in config.php OR use Modular Extensions
 /** @noinspection PhpIncludeInspection */
-//require APPPATH . 'libraries/REST_Controller.php';
+//To Solve File REST_Controller not found
+require APPPATH . 'libraries/REST_Controller.php';
+require APPPATH . 'libraries/Format.php';
 
 /**
  * This is an example of a few basic user interaction methods you could use

application/libraries/REST_Controller.php

@@ -1,7 +1,7 @@
 <?php
 
 namespace Restserver\Libraries;
-
+use CI_Controller;
 use Exception;
 use stdClass;