Loading of widgets from DML markup and DML Editor in DlangUI

[Vadim Lopatin via Digitalmars-d-announce]

On Thursday, 2 April 2015 at 13:56:05 UTC, ketmar wrote:
> are there any plans to add cassowary solver[1] to DlangUI? i 
> believe i
> seen D port of it (my own is not usable with DMD).
>
> [1] https://constraints.cs.washington.edu/cassowary/

How could it be useful for DlangUI?
Some advanced kind of layout?