Now can take number of players from command line.
fixed major bug in play_round.  Refactored got_books? into rank_count. Fixed deficient tests in game.spec
Fixed but in Result.to_s, refactored to remove ask_for_matches.
added result.to_s tests.  Refactored to remove check_all_for_books.  Refactored to break up server.run.
Basic server complete.
Game meets basic submission criteria.
Refactored to remove current_hand from code
Game is complete.  Identified 'surprise' match case and re-factored to reduce clutter.