[elpa] branch externals/chess updated (6b7d000 -> aeb61ff)

[Mario Lang]

mlang pushed a change to branch externals/chess
in repository elpa.

      from  6b7d000   * chess-pos.el (chess-ply-castling-changes): Declare.
       new  aeb61ff   Work on the manual.

The 1 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "adds" were already present in the repository and have only
been added to this reference.


Summary of changes:
 chess.info     |  150 ++++++++++++++++++++++++++++++++------------------------
 doc/chess.texi |   51 ++++++++++---------
 2 files changed, 112 insertions(+), 89 deletions(-)