Wed, 18 Jul 2018 17:01:12 +0200 wenzelm evade odd connection problems to https://isabelle.in.tum.de from some remote hosts;
Wed, 18 Jul 2018 16:44:01 +0200 wenzelm prefer HTTPS;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 tip