Added basic exit drawing. If space between squares is set to zero, black borders are drawn on the sides of squares where there are no exits. Otherwise, for logical exits only, excluding up/down, lines are drawn between the squares in question.
Added basic exit drawing.
If space between squares is set to zero, black borders are drawn on the sides of squares where there are no exits.
Otherwise, for logical exits only, excluding up/down, lines are drawn between the squares in question.

nstockton/mapperproxy-mume,nstockton/mapperproxy-mume