Replacing the SCSS->CSS conversion library by a newer one made by Leaf Corcoran: http://leafo.github.io/scssphp, tweaked to work on PHP 5.3

SVN:trunk[4203]

lib/scssphp/src/Exception/CompilerException.php

@@ -0,0 +1,20 @@
+<?php
+/**
+ * SCSSPHP
+ *
+ * @copyright 2012-2015 Leaf Corcoran
+ *
+ * @license http://opensource.org/licenses/MIT MIT
+ *
+ * @link http://leafo.github.io/scssphp
+ */
+namespace Leafo\ScssPhp\Exception;
+
+/**
+ * Compiler exception
+ *
+ * @author Oleksandr Savchenko <traveltino@gmail.com>
+ */
+class CompilerException extends \Exception
+{
+}