Fix remove multiple images on delete (#4552)
Fix remove multiple images on delete (#4552)

* Fix cleanup for multiple_images

Remove images and thumbnails on BREAD delete.
Remove single image and thumbnails on delete.
Changed deleteBreadImages so that can be used for both cases.

* Don't try to delete two times

* Fix error $row->field is empty

multiple_images filed is set to null when there are no images

fletch3555/voyager,fletch3555/voyager,the-control-group/voyager,the-control-group/voyager