highlight-output-record: we highlight only  bounding rectangle
highlight-output-record: we highlight only  bounding rectangle

We do not highlight hit-detection-rectangle as it was implemented
before, that was wrong, see:

http://bauhh.dyndns.org:8000/clim-spec/16-2.html#_856

and ineffective, because we were repainting whole sheet what caused
flickering. Fixes #169.

slyrus/mcclim,slyrus/mcclim