moved obstacle intersection code to obstacle.lua
fixed horrible bug in dot product
added alpha version of LGM
first pass at switching to LGM (this breaks the game)
first pass at transition to MoonScript
Restructuration of the folder structure
typos
indentation problem
new version of LGM
code consistency
removed useless class redefinition
typos
added toString methods
explicitly set global variables
explicitly set instance attributes
modified case for x,y attribute of entities
new version of LGM
maintenance
maintenance
maintenance