translated GORM/advancedGORMFeatures/ormdsl/optimisticLockingAndVersioning.gdoc
Merge pull request #75 from nobeans/GORM/advancedGORMFeatures/ormdsl/optimisticLockingAndVersioning.gdoc

translated GORM/advancedGORMFeatures/ormdsl/optimisticLockingAndVersioning.gdoc