Keywords for optional node id params in game.clj.
Keywords for optional node id params in game.clj.

The various game-editing functions (add-san-move, add-uci-move,
add-map-move, add-san-move-sequence, add-comment, etc.) used to
take the node ID as an optional parameter. In preparation for adding
additional optional parameters to some of these functions, switch to
using keyword parameters.

romstad/clj-chess,romstad/clj-chess