This game (SnakeBubble) has been developed by David Ramon Sevilla and
Jose Vicente Anton Coy, all the content of assets is
created by the same authors of the game, its use is authorized
according to the gpl license.

Este juego(SnakeBubble) ha sido desarrollado por David Ramon Sevilla y 
Jose Vicente Anton Coy, todo el contenido de assets esta
creado por los mismos autores del juego, se autoriza su uso
segun la licencia gpl.