WordPress Backup to Dropbox was updated to version 1.6, from version 1.5.5. Changelog:
- Added Finnish translations
- WordPress 3.6 compatiblity release
- Fixed some issues where temporary files where not being cleaned up as expected
- Removed upgrade migration code for performance reasons. So, if you are upagading form <1.5 you will need to re-authorize and re-configure the plugin.