Sun, 20 Jul 2008 23:07:03 +0200 renamed item to span, renamed contructors;
wenzelm [Sun, 20 Jul 2008 23:07:03 +0200] rev 27665
renamed item to span, renamed contructors; added span_range;
(0) -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip