Detecting Phonon version

[Fathi Boudra]

> I'm not planning a Phonon release. Probably Qt Software will do the next
> Phonon feature release together with Qt 4.6.
>
> So, KDE 4.3 should require Phonon 4.3. Everything else needs to be optional
> (I already told Marco about this for mplayerthumbs).

It means for distributors that shipping phonon from Qt 4.5 is fine as it 
contains phonon 4.3.1.

right ?