Check for internal-default-process-filter when deciding to install our default filter.
(incomplete) support for the stockfish engine.
Make engine searching work again.
More UCI engines: fruit and glaurung.
chess-pos-can-castle: Avoid error if there is no king on the board.
Parse UCI long algebraic moves correctly.
Update phalanx URL.
Rename chess-engine-sentinal to chess-engine-sentinel and simplify a bit.
Docstrings.
chess-pgn-insert-and-show-position
Low level polyglot binary opening book support.
Optionally allow UCI engines to query a book provided by polyglot.
Document and refactor chess-polyglot.el.
An asterisk no longer signifies a user option.
More docstring fixes.
chess-uci: Choose a (random) move from the book.