! Copyright (C) 2005, 2009 Slava Pestov.
-! See http://factorcode.org/license.txt for BSD license.
+! See https://factorcode.org/license.txt for BSD license.
USING: accessors combinators kernel math math.rectangles
math.vectors models namespaces opengl sequences sorting
ui.commands ui.gadgets ui.gadgets.borders ui.gadgets.buttons