[fpc-pascal] FPImage and WebP support

[Marco van de Voort]

In our previous episode, Graeme Geldenhuys said:
> > Google's tests, and the incompleteness of the reference implementation.
> > ...
> > And of course browser support is still seriously lacking.
> 
> None the less it is still interesting. Google trying to bring a new
> image format into today's times - it will have to be something very
> special to beat the likes of JPG, PNG etc.

This is a repetition of earlier arguments in favour of jpeg2000. 

We'll see how it progresses. Note that I'm not really negative, it is just
more that I consider it to early along (too little 3rd party support,
no undisputed reference lib) to invest major time in it.

But maybe there is sb with too much time and a special interest.