[crossfire] Code refactoring framework commited

[Nicolas Weeger (Laposte)]

> A couple of days ago, I finally got the framework for object-type
> specific code committed, though no code refactored into it yet. I hope I
> didn't horribly mess up anything :)

Yeah for the framework! :)

Now if you could do a small example, so we see exactly how it works? :)
(one example is worth 100 READMEs, imo ^_-)


Nicolas