Configurable layout in Kopete

[Nikolaj Hald Nielsen]

> Attached is fixed patch. This patch also contains changed that
> the tokens will emit changed() when layout or layout property
> was changed. This should be last commit from Kopete point of view.
>
> Is it ok to commit?

Seems sane, go right ahead!

One thing: you might want to consider a you have  adding yourself to
some of the license headers :-)

- Nikolaj