Mon, 18 Apr 2016 20:56:11 +0200 haftmann environment variable check has become pointless after 771b8ad5c7fc
Tue, 19 Apr 2016 13:05:50 +0200 traytel unfold internal definitions before emitting a proof obligation
Tue, 19 Apr 2016 12:06:34 +0200 wenzelm more IDE support for Isabelle/Pure bootstrap;
Mon, 18 Apr 2016 22:51:32 +0200 wenzelm merged
Mon, 18 Apr 2016 20:43:37 +0200 wenzelm tuned signature;
Mon, 18 Apr 2016 20:24:19 +0200 wenzelm prefer internal attribute source;
Mon, 18 Apr 2016 16:50:19 +0100 paulson tidying some proofs; getting rid of "nonempty_witness"
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