* bug, if tag added to hide-tags, don't show up in photo-details box (single-photo).
* bug, if tag added to hide-tags, don't allow adding to selected-tags list.
* bug, if tag added to hide-tags, random-photo needs to take care of it.
* bug, if tag added to hide-tags, don't show up in photo-details box (single-photo).
* bug, if tag added to hide-tags, don't allow adding to selected-tags list.
* bug, if tag added to hide-tags, random-photo needs to take care of it.