[Midnightbsd-cvs] src: games/snake: add snake from dragonfly

[laffer1 at midnightbsd.org]

Log Message:
-----------
add snake from dragonfly

Added Files:
-----------
    src/games/snake:
        Makefile (r1.1)
    src/games/snake/snake:
        Makefile (r1.1)
        pathnames.h (r1.1)
        snake.6 (r1.1)
        snake.c (r1.1)
    src/games/snake/snscore:
        Makefile (r1.1)
        snscore.c (r1.1)