bugfix on SnakeONLan game_cource diagramm
Merge branch 'master' of ssh://git@github.com/ryru/SnakeOnLan.git
Merge branch 'master' of ssh://git@github.com/ryru/SnakeOnLan.git
Merge branch 'master' of ssh://git@github.com/ryru/SnakeOnLan.git
update