Fri, 15 Aug 2008 15:50:50 +0200 wenzelm output_markup: check Markup.is_none;
Fri, 15 Aug 2008 15:50:49 +0200 wenzelm added is_none;
Fri, 15 Aug 2008 15:50:44 +0200 wenzelm Args.name_source(_position) for proper position information;
(0) -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip