* Turn off optimization for debug builds again
* Optimize rect_contains_pointer
* Fix for colorpicker: make popup immovable
* Area: interact first
* ScrollArea: do interaction first
* Window: shrink double-clickable area of titelbar
* Only the top-most (latest added) interactive widget gets `hovered=true`
* Add Frame::total_margin
* Update changelog
* Add debug-options to visualize what widgets cover which other widget