new winetricks 20100618: new verbs dxsdk_nov2006, windowscodecs

[Vincent Povirk]

> Isn't windowscodecs supposed to be extensible with 3rd party plugins?...
> So you could provide the additional formats D3DX would use as plugins
> instead of built-in; that should make these available with both wine's
> as well as native windowscodecs.

Yes, that was what I was planning, but Alexandre told me it wasn't
worth creating a new dll for this.