Working on touchCollection
Wip on touch
Improved SpriteBatch class with ImmediateMode
Oups.. removed a "debug" return statement.
Added a method to get a pixel color from a position
Updated gitignore
Added two flags in GraphicsDevice to enable pixelised render. Fixed some methods in Vector2
Merge branch 'develop' of github.com:demonixis/Atlantis.js into develop