[winswitch] Downgrading xpra

[Antoine Martin]

>> 3. In 2.5.3 when I have menus hitting the bottom of the screen, I will have
>> a vertical offset between the mouse-pointer and the selected entry (see
>> attached screenshots -- the mouse pointer is 6-7 entries higher than the
>> selection).
> FYI: the mailing-list scrubs attachments.
> 
>> That does not happen in 1.0.13. It might be worth mentioning
>> that I have an (unusual?) setup of one horizontal (main) monitor and one
>> vertical on the left, so there are screen coordinates on the left monitor
>> extending below and above the main screen.
> Sounds similar to:
> https://xpra.org/trac/ticket/1339
I have managed to reproduce the bug using your "unusual" monitor layout,
I should have fix ready before the next release, the details are here:
https://xpra.org/trac/ticket/1339#comment:34

Cheers,
Antoine