Wed, 28 Dec 2016 17:35:12 +0100 clarified options;
wenzelm [Wed, 28 Dec 2016 17:35:12 +0100] rev 64684
clarified options;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 tip