première version Tetrist
modifications mineures, taille affichage
génération unique des pieces
refact mineure
reorganisation
reorganisation
points
refact mineure
Merge branch 'points' into tetrist
images
noir
Merge branch 'images' into tetrist
overlay brillant
retro-compatibilité Java 6
Merge branch 'java6or7fix' into tetrist
background
meilleurs couleurs
Merge branch 'looks' into tetrist
debut refact
Merge branch 'bg' into draw

Conflicts:
	Tetrist/Graphic/Draw.java