[elpa] externals/chess updated (31a581b -> 7193c24)

[Mario Lang]

mlang pushed a change to branch externals/chess.

      from  31a581b   * chess-pgn.el (chess-pgn-parse): Fix unescaped character 
literal
       new  2d797ff   * chess-game.el (chess-game-ply): Fix docstring.
       new  7193c24   * chess-network.el (chess-network-handler): Use 
`executable-find'.


Summary of changes:
 chess-game.el    | 2 +-
 chess-network.el | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)