Tue, 24 Sep 2013 17:13:12 +0200 wenzelm more tolerant treatment of end-of-buffer -- avoid debatable situations of jEdit buffer boundaries;
Tue, 24 Sep 2013 16:35:01 +0200 wenzelm skip ignored commands, similar to former proper_command_at (see d68ea01d5084) -- relevant to Output, Query_Operation etc.;
Tue, 24 Sep 2013 16:06:12 +0200 wenzelm clarified command spans (again, see also 03a2dc9e0624): restrict to proper range to allow Isabelle.command_edit adding material monotonically without destroying the command (e.g. relevant for sendback from sledgehammer);
Tue, 24 Sep 2013 16:03:00 +0200 wenzelm tuned proofs;
Tue, 24 Sep 2013 14:14:49 +0200 wenzelm obsolete;
Tue, 24 Sep 2013 14:09:39 +0200 wenzelm tuned;
Tue, 24 Sep 2013 13:23:25 +0200 wenzelm avoid clash of auto print functions with query operations, notably sledgehammer (cf. 3461985dcbc3);
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