Sat, 05 Sep 2009 00:35:37 +0200 wenzelm eliminated MarkupInfo, moved particular variants into object Command;
Sat, 05 Sep 2009 00:15:14 +0200 wenzelm removed dead code;
Sat, 05 Sep 2009 00:07:10 +0200 wenzelm MarkupNode: removed id;
Fri, 04 Sep 2009 23:43:42 +0200 wenzelm simplified MarkupNode -- independent of Command and ProofDocument;
Fri, 04 Sep 2009 23:04:20 +0200 wenzelm minor tuning;
Thu, 03 Sep 2009 20:10:23 +0200 wenzelm sorted;
Thu, 03 Sep 2009 17:48:02 +0200 wenzelm IsabelleSideKickParser: incorporate former MarkupNode.markup2default_node, observe stopped flag;
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