dirs/files/metadata sync on all categories or a defined one (including
subcategories)
- database sync is only available through update.php
git-svn-id: http://piwigo.org/svn/trunk@589 68402e56-0260-453c-a942-63ccdbb3a9ee
- number of new categories
- number of new elements
- number of deleted categories
- number of deleted elements
- only errors are fully listed
git-svn-id: http://piwigo.org/svn/trunk@498 68402e56-0260-453c-a942-63ccdbb3a9ee