[dev] Group children

[Chuck Hagenbuch]

Quoting Richard Wallace <rwallace at thewallacepack.net>:

> Alright, I can do that.  But I was wondering if this might be something
> that could be generally useful for the DataTree, like the getParents()
> and if there should be a getChildren() method in the DataTree.  The the
> Group object would have a getGroupChildren() similar to how it h
> as the getGroupParents() method.

It could be a useful wrapper method in DataTreeObject (so,
$object->getChildren()), but I think it's generic enough as get() already ...

-chuck

-- 
"But she goes not abroad in search of monsters to destroy." - John 
Quincy Adams