2.7.6 released December 19, 1999

- READ_RETURN0 macro redefined in reading.c
- makes consistent the inequalities in reading.c
- misspelling of "propagate" corrected
- experimental implementation of new escape route algorithm
- new file: patterns/escape.db
- DEBUG_HEY (obsolete) replaced by DEBUG_ESCAPE
- one new pattern in conn.db
- new autohelpers: same_dragon and same_worm
- minor tuning
- bugfix in rr_set_result_ri_rj() macro
- bugfix in compile_for_match()
- don't allocate hash table space in find_defense if more than four liberties
- bugfixes in defend3()
- two compiler warnings eliminated in semeai.c
- bugfixes in attack_callback() and defense_callback in worm.c