Sat, 16 Nov 2013 20:44:44 -0500 Augie Fackler Add initial test.
Sat, 16 Nov 2013 20:44:37 -0500 Augie Fackler Deduplicate markers. Depends on __hash__ and __eq__ on obsolete.marker
(0) -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 tip