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/Node.php

@@ -0,0 +1,36 @@
+<?php
+/**
+ * SCSSPHP
+ *
+ * @copyright 2012-2015 Leaf Corcoran
+ *
+ * @license http://opensource.org/licenses/MIT MIT
+ *
+ * @link http://leafo.github.io/scssphp
+ */
+namespace Leafo\ScssPhp;
+
+/**
+ * Base node
+ *
+ * @author Anthon Pang <anthon.pang@gmail.com>
+ */
+abstract class Node
+{
+    /**
+     * @var string
+     */
+    public $type;
+    /**
+     * @var integer
+     */
+    public $sourceIndex;
+    /**
+     * @var integer
+     */
+    public $sourceLine;
+    /**
+     * @var integer
+     */
+    public $sourceColumn;
+}