Function renderBackendBreadcrumb

Generates category article breadcrumb for backend

Package: Core\Backend
Copyright: four for business AG <www.4fb.de>
License: http://www.contenido.org/license/LIZENZ.txt
Author: Jan Lengowski
Located at includes/functions.general.php

Parameters summary
`string`	`$syncoptions`	syncstate of backend
`boolean`	`$showArticle = true`	show also current article or categories only (optional)
`boolean`	`$return = false`	[optional] Return or print template

Return value summary
`string\|`	Complete template string or nothing

Thrown exceptions summary
`cDbException`
`cException`
`cInvalidArgumentException`