[PyQt] MDI Windows Example

[Phil Thompson]

On Wed, 24 Nov 2010 17:26:38 +0300, Арсений Т <senyai at gmail.com> wrote:
> Hello.
> 
>         Ctrl+F4 does not work in "examples\mainwindows\mdi\mdi.pyw":
>     QAction::eventFilter: Ambiguous shortcut overload: Ctrl+F4
>     (Python 2.5, windows XP, latest PyQt4)

I can't reproduce this with Qt v4.7.1. However I notice that the Qt
version no longer sets the shortcut, so I've just removed it.

Phil