+ Commands in magic-word sequence now interrupt it, as in original.
+ Bug fix for bird not starting caged in endgame.
+
+1.14: 2023-03-09::
+ Added -a option for BBS door systems.
+ -o reverts to the old message on some failed magic words.
+ Typo fixes and documentation polishing.
+
+1.13: 2023-02-28::
+ Fixed slightly buggy emission of end-of-game messages on a win.
+
+1.12: 2023-02-06::
+ The bug and todo list has been cleared; project declared finished.
+ Correctness has been systematically tested against the 1995 code.
+ Typo fixes and documentation polishing.
+
+1.11: 2022-04-14::
+ Restore 100% test coverage.
+ Use TAP reporting for tests.
+
+1.10: 2022-04-06::