drewhannay/chess — pull request #133 by awolfe9 (2013-10-16 05:44:35+00:00)
Title: #35 Pieces (including custom pieces) can now promote to any other piece ...

...(including custom pieces). I also separated black and white promotion maps so each can have a different promotion rule set (especially useful if b/w have different objectives). Objective pieces are not allowed to promote, and any existing promotion entries (when objective changes) are discarded.