Issues : #36 #32 #10 #9

We add all ressources we needed to make the game better in terms of graphism.
Issues : #36 #32 #10 #9
We add all ressources we needed to make the game better in terms of graphism.
Add sounds effects and music for the game
Issue #30
Add sounds effects and music for the game
Issue #30
Add general music of the game
Optimization of the calculation of the map's size
#32 Add of the launch screen
#9 Add of the menu