[Commits] [wesnoth/wesnoth] 4ffb23: remove unnecessary friend class

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: 4ffb2371b2f43e013d1dd5fd9f1c3d0df20d4603
      https://github.com/wesnoth/wesnoth/commit/4ffb2371b2f43e013d1dd5fd9f1c3d0df20d4603
  Author: Chris Beck <render787 at gmail.com>
  Date:   2014-06-11 (Wed, 11 Jun 2014)

  Changed paths:
    M src/game_board.hpp

  Log Message:
  -----------
  remove unnecessary friend class