[ansel] new listGalleries code

[Chuck Hagenbuch]

Quoting Ben Chavet <ben at chavet.net>:

> The idea behing my new grouping scheme was to avoid special cases.
> listGalleries returns an array of groups.

This seems to me, having not quite dug into all of the code, but 
looking at just
the listGalleries function, to really complicate using listGalleries, and to
require an awful lot of knowledge of the user's preferences anyways... can you
explain where it saves code?

-chuck

--
"Regard my poor demoralized mule!" - Juan Valdez