[Midnightbsd-cvs] src: src/games: add backgammon game from DragonFly

[laffer1 at midnightbsd.org]

Log Message:
-----------
add backgammon game from DragonFly

Modified Files:
--------------
    src/games:
        Makefile (r1.4 -> r1.5)

Added Files:
-----------
    src/games/backgammon:
        Makefile (r1.1)
    src/games/backgammon/backgammon:
        Makefile (r1.1)
        backgammon.6 (r1.1)
        extra.c (r1.1)
        main.c (r1.1)
        move.c (r1.1)
        text.c (r1.1)
        version.c (r1.1)
    src/games/backgammon/common_source:
        allow.c (r1.1)
        back.h (r1.1)
        board.c (r1.1)
        check.c (r1.1)
        fancy.c (r1.1)
        init.c (r1.1)
        odds.c (r1.1)
        one.c (r1.1)
        save.c (r1.1)
        subs.c (r1.1)
        table.c (r1.1)
    src/games/backgammon/teachgammon:
        Makefile (r1.1)
        data.c (r1.1)
        teach.c (r1.1)
        ttext1.c (r1.1)
        ttext2.c (r1.1)
        tutor.c (r1.1)
        tutor.h (r1.1)