Added missing sf::Text constructors to sfml.pxd
Fixed sf::Text::getFont return value in sfml.pxd (it didn't cause any bug)
Added IDENTITY (class attribute) to sf.Transform
Added missing Vertex constructors to sfml.pxd
Forgot to add the const keyword to sf::Image copy method
Added loadFromStream and openFromStream methods to sfml.pxd
Added missing sf.RenderTexture.repeated property