Autolayer merge done

[Cyrille Berger]

> > Yes KisRectIterator is broken. I never fixed it because I realised that
> > the usage is quite limited so I implemented KisHLineIterator instead.
> Maybe we should just get remove it then...
I disagree, a lot of filter (and histogram and so and so) don't care about the 
position of a pixel, and if KisRectIterator is faster, it's a good idea to 
have it and use it.

-- 
--- Cyrille Berger ---