Added CollisionDetection class with method names layout
Added enum for hitbox types
Moved HitboxType to its own file
Added LINE to the Hitbox enum
Added a hitbox field to Mesh, set it to BOX for boxes, LINE for lines
and CYLINDER for Cuby
Added QUAD to enum and comments for each hitbox types
Added a width, a height and a depth to Mesh class and set it in box
Added a findNewPos method to mesh to intercept movement