toLab16/fromLab16

[Cyrille Berger]

> > Has anyone ever tested those function ?
>
> Don't think so. I added them for you because you asked for them, and then
> forgot all about them. I probably should have added a unittest for them :-)
hehe :) Actutally it's not toLab16/fromLab16 but toRgb16/fromRgb16 which I 
have found guilty, but as those functions are completely identic except for 
s/lab/rgb/, I was wondering if toLab16/fromLab16 were working correctly 
(beside loosing alpha information).

-- 
Cyrille Berger