Getting rid of QT3_SUPPORT in kdeui/xmlgui

[Allen Winter]

On Monday 22 October 2007 02:30:41 pm David Faure wrote:
> It was ugly (including passing qt3-like ids in public API), slow, and it broke ENABLE_FINAL compilation. But now it's no more.
> 
> However this change is binary incompatible (you get to recompile everything since KXmlGuiWindow inherits KXMLGUIBuilder),
> so I better ask first...
>
To be expected on BIC Mondays :)
No objections.