Sun, 20 Dec 2015 13:11:47 +0100 wenzelm tuned signature;
Sun, 20 Dec 2015 13:06:26 +0100 wenzelm renamed Pretty.str_of to Pretty.unformatted_string_of to emphasize its meaning;
Sun, 20 Dec 2015 13:03:41 +0100 wenzelm proper formatting via Pretty.string_of;
Sun, 20 Dec 2015 12:50:48 +0100 wenzelm unused;
Sun, 20 Dec 2015 12:48:56 +0100 wenzelm tuned;
Sat, 19 Dec 2015 23:25:23 +0100 wenzelm prune old document versions more frequently, for reduced heap usage;
Sat, 19 Dec 2015 23:19:10 +0100 wenzelm merged
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