Defined the GamePlayed class

Simply defined the GamePlayed java class how we described in our design
template.
attributes: filer (needs.Filer), player1 (String[21]),
player2(String[21]), scores (String[42])
methods: Gamplayed [Constructor], getPlayer1 (String[]), getPlayer2
(String[]), setPlayers (void)
Merge pull request #2 from gzcarlos/leerArchivo

Defined the GamePlayed class
Merge remote-tracking branch 'origin/master' into probandoFiler