* some changes

* moved some admin html code from php to twig templates (.html files)
* minimum PHP version required by installer is now 5.1.2, cause of spl_autoload_register functon.
* depracated Twig to version 1.20.0 cause of Autoloader
* removed unused admin stylish template

system/libs/twig/Sandbox/SecurityNotAllowedFunctionError.php

@@ -1,11 +1,31 @@
 <?php
 
-namespace Twig\Sandbox;
+/*
+ * This file is part of Twig.
+ *
+ * (c) 2009 Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
 
-class_exists('Twig_Sandbox_SecurityNotAllowedFunctionError');
+/**
+ * Exception thrown when a not allowed function is used in a template.
+ *
+ * @author Martin Hasoň <martin.hason@gmail.com>
+ */
+class Twig_Sandbox_SecurityNotAllowedFunctionError extends Twig_Sandbox_SecurityError
+{
+    private $functionName;
 
-if (\false) {
-    class SecurityNotAllowedFunctionError extends \Twig_Sandbox_SecurityNotAllowedFunctionError
+    public function __construct($message, $functionName, $lineno = -1, $filename = null, Exception $previous = null)
     {
+        parent::__construct($message, $lineno, $filename, $previous);
+        $this->functionName = $functionName;
+    }
+
+    public function getFunctionName()
+    {
+        return $this->functionName;
     }
 }