#3461 Hashtags aren't parsed properly sometimes

inc/classes/BxDolMetatags.php

@@ -311,7 +311,7 @@ class BxDolMetatags extends BxDolFactory implements iBxDolFactoryObject
      */
     public function keywordsAdd($iId, $s) 
     {
-        return $this->_metaAdd($iId, ' ' . strip_tags(str_replace(array('<br>', '<br />', '<hr>', '<hr />', '</p>'), "\n", $s)), '/[^\pN^\pL]\#(\pL[\pL\pN_]+)/u', 'keywordsDelete', 'keywordsAdd', 'keywordsGet', (int)getParam('sys_metatags_hashtags_max'), 'keyword');
+        return $this->_metaAdd($iId, ' ' . strip_tags(str_replace(array('<br>', '<br />', '<hr>', '<hr />', '</p>'), "\n", $s)), '/[\pCc\pMc\pZ]\#(\pL[\pL\pN_]+)/u', 'keywordsDelete', 'keywordsAdd', 'keywordsGet', (int)getParam('sys_metatags_hashtags_max'), 'keyword');
     }
 
     /**