Sprite constructor update

update Sprite constructor with optionnal parameters
Revert "Sprite constructor update"

This reverts commit dcf84e51edddeb2c72b8e75f9002ef6e40c50b21.
New fixes (Sprite and Point)

Fix in Sprite constructor
Fix in @native of Point
Merge pull request #38 from mathieuanthoine/master

Sprite constructor update