Function strCheckTreeForErrors

Checks the category tree for errors Returns FALSE if there are NO errors. If there are errors, an array with error messages will be returned

Package: Core\Backend
Copyright: four for business AG <www.4fb.de>
License: http://www.contenido.org/license/LIZENZ.txt
Author: Olaf Niemann
Author: Murat Purc <murat@purc.de>
Located at includes/functions.str.php

Parameters summary
`array`	`$addCats = array()`	An array of cApiCategory objects which overwrite categories from the database
`array`	`$ignoreCats = array()`	An array of idcat's which will be treated like they don't exist in the database

Return value summary
`multitype:string`	\|boolean An array of error messages if something is wrong. If nothing is wrong false will be returned