Tue, 06 Jan 2015 23:56:13 +0100 wenzelm proper level distance according to number of edges, as in old browser;
Tue, 06 Jan 2015 23:35:57 +0100 wenzelm clarified Vertex.Ordering, to approximate situation before 4d985afc0565, which is relevant for level arrangement;
Tue, 06 Jan 2015 23:23:26 +0100 wenzelm tuned;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 tip