[Urwid] Scrolling trouble

[Ian Ward]

Andreas Klöckner wrote:
> Hi Ian, all,
>
> If you run the attached script with 'python pudb.py pudb.py' and hit 'h', 
> you'll see a help screen that's supposed to be scrollable. For me, it scrolls 
> just a little bit, but doesn't show all the text it's supposed to show.
>
> Looks like a ListBox bug...
>   
Turns out it was an Overlay bug.  It should now work with the latest 
versions in https://excess.org/hg/urwid/ and 
https://excess.org/hg/urwid-0.9.8/

Ian