[dev] Task item to task list association in DataTree driver fix

[Chuck Hagenbuch]

Quoting "Derek P. Moore" <derekm at hackunix.org>:

> Attached is a fix to get tasks from multiple lists to display properly when
> using the DataTree driver.  The change is simple enough, and seems to be all
> that was needed for how things are setup at the moment in the 
> DataTree driver.

Committed, thanks.

This is a suboptimal solution, but it's all that's possible with the current
datatree driver implementation. What we really need is a rewrite of the
datatree driver that uses an extension of DataTreeObject with attributes
defined, so that we can query based on attributes.

-chuck

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