Revert "POOL DE  MYSQL"

This reverts commit e09ffe6e0525b81727d719020759ff0f379dbb62.
Revert "Revert "POOL DE  MYSQL""

This reverts commit 35343c1bd3c15f0b52639c912e27dde00616358f.
Enlazados Autenticacion Registro y Indice
Merge origin/master