Revert from String.isEmpty() Since Flyway uses 1.5 and isEmpty() was added in 1.6
Revert "Revert from String.isEmpty() Since Flyway uses 1.5 and isEmpty() was added in 1.6"

This reverts commit cfaa5ead736fba953762a409434c99f94f0b61cc.
Revert from String.isEmpty() Since Flyway uses 1.5 and isEmpty() was added in 1.6