[Therion] cross-section drawing

[Stacho Mudrak]

Quoting Wookey <wookey at aleph1.co.uk>:
> Really I don't want to move markers - I want to place them by clicking
> on corner points. That would be very quick and easy.

Try today's developement snapshot (OK - if having problems with 0.4.0,  
just cd xtherion, make and copy only xtherion).

Instead of "scale" label, there is Scale button. If you will press it,  
you should be able to click both scaling points very fast.

S.