Columnia (2014 by Glunggi) is a Fork of Stairs ..in principle is its Stairs with other Nodes.
So i will to keep the old Stairs- Licenses for this chanced Mode.. include all of my Chances.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.