Wed, 15 Feb 2012 20:56:30 +0100 wenzelm eliminated slightly odd / obsolete DETERM_UNTIL, DETERM_UNTIL_SOLVED (cf. 941afb897532, ea0668a1c0ba);
Wed, 15 Feb 2012 20:47:32 +0100 wenzelm removed obsolete files;
Wed, 15 Feb 2012 20:41:13 +0100 wenzelm more basic simplification, eliminated slightly odd tactic style from 1995 (cf. ea0668a1c0ba);
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