+ mkexe scripts

Signed-off-by: Dmitry Ponyatov <dponyatov@gmail.com>
+ obj/EDIT files

Signed-off-by: Dmitry Ponyatov <dponyatov@gmail.com>
+ obj/PEN
* obj/FORM superclass
+ obj/EDIT file editor
* obj/GEOM adopted to use PEN classes for .draw() method
+ obj/COLOR yellow,white

Signed-off-by: Dmitry Ponyatov <dponyatov@gmail.com>