New class EntityDiffGenerator

[mathieu-ducrot]

Objective

Resume DiffGenerator system in a new class EntityDiffGenerator who will be used by SmartSonataBundle for preview

Steps

• Resume DiffGenerator and replace $multiArrayData by $entities
• Remove param $identifierCallback + use accessor instead for get value of identifier
• Rename generateDiff($entity, array $data) => generateDiff($entity, $entityFromDb)
• Adapt the work of generateDiff for it to work with entity instead of an array
• Resume DiffGenerator tests case and adapt for complete code coverage on class