remove unused Servicerender->richkink() method close #450

app/class/Servicerender.php

@@ -324,17 +324,6 @@ protected function description($text)
         return str_replace('%DESCRIPTION%', $this->page->description(), $text);
     }
 
-    /**
-     * Look for datas about pages.
-     *
-     * @param string $text the page text as html
-     */
-    protected function richlink(string $text): string
-    {
-        $text = preg_replace('#<a(.*href="(https?:\/\/(.+))".*)>\2</a>#', "<a$1>$3</a>", $text);
-        return $text;
-    }
-
     /**
      * Replace plain URL with HTML link pointing to their address.
      *