Wed, 26 Oct 2016 16:15:37 +0200 wenzelm more informative error (see 6e9c22c494c5);
Wed, 26 Oct 2016 16:05:41 +0200 wenzelm tuned signature -- more friendly for experimentation;
Wed, 26 Oct 2016 16:04:05 +0200 wenzelm clarified hg push return code: 1 means "nothing to push";
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