KDE Trunk based on Qt 4.6

[Maksim Orlovich]

> And now more seriously if there are problems running KDE 4.4 with Qt4.6
> that
> means either:
>  a) There's a bug in KDE 4.4 that we have to fix
>  b) There's a bug in Qt 4.6 Nokia has to fix
> This has nothing to do with depending or not on Qt 4.6

More realistically:
c) There is a bug in Qt 4.6 that will be worked around in KDE.
(Or (d): where the bug is is ambiguous, which means it will be dealt with
in KDE. See for example Qt4.5(?) that broke hover on toolbars with
Oxygen).