Fixed the fact that the game was not stopping
now the game stop (how could i not tested that ???)

Added custom color code for text ! Using minecraft native one. here the table :

&c "red"
&6 "gold"
&e "yellow"
&2 "dark_green"
&a "green"
&b "aqua"
&3 "dark_aqua"
&1 "dark_blue"
&9 "blue"
&d "light_purple"
&5 "dark_purple"
&f "white"
&7 "gray"
&8 "dark_gray"
&0 "black"