Sun, 12 Apr 2020 16:59:49 +0200 wenzelm tuned NEWS;
Mon, 13 Apr 2020 17:40:44 +0200 wenzelm tuned message;
Mon, 13 Apr 2020 16:32:56 +0200 wenzelm tuned message;
Mon, 13 Apr 2020 16:16:22 +0200 wenzelm clarified signature;
Sun, 12 Apr 2020 21:53:58 +0100 paulson more cleaning up Homotopy
Sun, 12 Apr 2020 10:51:51 +0100 paulson cleaning up Homotopy
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