try to fix enconding issues

Author: oscarotero

src/Utils.php

@@ -296,10 +296,6 @@ public static function parse($html)
      */
     private static function normalize($string)
     {
-        if (stripos($string, '<meta charset="utf') === false) {
-            return $string;
-        }
-
         $detected = mb_detect_encoding($string, implode(',', array_keys(self::ENCODINGS)), true);
 
         if ($detected && isset(self::ENCODINGS[$detected])) {