Bugfix: Missing include added

include/bbcode.php

@@ -4,6 +4,7 @@ require_once('include/event.php');
 require_once('include/map.php');
 require_once('mod/proxy.php');
 require_once('include/Contact.php');
+require_once('include/plaintext.php');
 
 function bb_PictureCacheExt($matches) {
 	if (strpos($matches[3], "data:image/") === 0)