Revert "cambio 04"

This reverts commit aa8bee05fea3201f6eec06bf085bd8855c259c24.
Revert "cambio 05"

This reverts commit 5b46d34eeafb76e66455636fc468b634d11db6da.
Revert "Revert "cambio 04""

This reverts commit b635e5e102ea1b2810851a5438bcb636a7b655f6.
Revert "Revert "cambio 05""

This reverts commit 41d25c0418a19e87272a5268cf43e46abddfadac.