API change proposal for pigment's KoColorSpace

[Cyrille Berger]

> Who deletes it? Or is it pooled (in which case getDes..Adj..() would be
> better), but then, how is it returned to the pool?
diff:
+delete transfo;

I still don't see the need for a pool. Well desaturate was a bad exemple, it's 
one of the few case where the pool is possible.

but you can't decently cache BrightnessContrastAdjustment and 
PerChannelAdjustment inside the colorspace.

-- 
--- Cyrille Berger ---