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/Base/Range.php

@@ -0,0 +1,44 @@
+<?php
+/**
+ * SCSSPHP
+ *
+ * @copyright 2015 Leaf Corcoran
+ *
+ * @license http://opensource.org/licenses/MIT MIT
+ *
+ * @link http://leafo.github.io/scssphp
+ */
+namespace Leafo\ScssPhp\Base;
+
+/**
+ * Range
+ *
+ * @author Anthon Pang <anthon.pang@gmail.com>
+ */
+class Range
+{
+    public $first;
+    public $last;
+    /**
+     * Initialize range
+     *
+     * @param integer|float $first
+     * @param integer|float $last
+     */
+    public function __construct($first, $last)
+    {
+        $this->first = $first;
+        $this->last = $last;
+    }
+    /**
+     * Test for inclusion in range
+     *
+     * @param integer|float $value
+     *
+     * @return boolean
+     */
+    public function includes($value)
+    {
+        return $value >= $this->first && $value <= $this->last;
+    }
+}