cub3D 42 project

Summary: This project is inspired by the world-famous eponymous 90’s game, which
    	was the first FPS ever, is realised using minilibx
    	which is a simple c graphical interface made by 42 paris.
Objectives: Learning raycasting which allows us to draw 3D maze starting from a 2D one, drawing textures.
    	understanding how sprites work, creating screenshots from the game using xpm image format.
    	parsing, and error handling, and more