[ansel] 2 out of 6 galleries are erroring out with latest head.

[Edwin Culp]

Quoting Chuck Hagenbuch <chuck at horde.org>:

>
> I had a slightly different error (though it was consistent in terms of
> happening
> with subgalleries, etc.), but I believe this is fixed with the change I just
> made to DataTree.php. Please test it out?

Yes, Chuck.  The changes seem to have fixed the original problem.
  I can now see all the galleries as a guest.  I just have to fix
what I broke in permissions for owner/users/etc while trying to
get the subgalleries to work..

Thanks,

ed