Gnome-Games-Classic

Fully tested, merge please :)

• games-arcade/gnome-nibbles
• games-arcade/gnome-robots
• games-board/gnome-mines
• games-board/gnome-mahjongg
• games-board/gnome-chess
• games-board/gnome-hearts~~ (latest version is already in portage)
• games-mud/gnome-mud~~ (latest version is already in portage)
• games-puzzle/gnome-klotski
• games-puzzle/gnome-taquin
• games-puzzle/gnome-sudoku
• games-puzzle/gnome-tetravex