Wed, 11 Oct 2006 22:55:19 +0200 wenzelm is_sid: disallow 'begin' keyword as identifier;
Wed, 11 Oct 2006 22:55:18 +0200 wenzelm exit: pass interactive flag, toplevel result convention;
Wed, 11 Oct 2006 22:55:17 +0200 wenzelm add_defs: declare terms;
Wed, 11 Oct 2006 22:55:16 +0200 wenzelm 'context': demand 'begin', support local theory;
Wed, 11 Oct 2006 22:55:15 +0200 wenzelm removed 'undo_end', recovered 'cannot_undo';
Wed, 11 Oct 2006 22:55:14 +0200 wenzelm tuned signature;
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