Testing needed for Layout fixes

[Nikolaj Hald Nielsen]

> Here's a proposal, not sure how much work it would be, i.e. whether
> this would present a suitable last-minute fix for 2.2.1: Just remember
> the relative sizes of all parts, for example if the Sources browser
> had 20%, the CV 50% and the playlist 30% of the width before
> maximizing, they will again have 20%, 50% and 30%, respectively, while
> Amarok is maximized, and again after being restored. Same for manual
> resizing of the window. AFAIK that is actually the default behaviour
> of Qt widgets, so hopefully it's easy to implement :)

I initially thought of something similar, but unfortunately that logic
breaks down if you arrange items in a non standard way, like having
things tabbed together or even stacked vertically on top of each
other.

- Nikolaj