Add default option treatment in migration handler
Remove MigrationHandlerInterface
Remove MigrationHandlerInterface
Default migration handler for data types
eZObjectRelationListType migration handler
Use migration handler in migration class
Add class attribute for the list or content class attributes
Use handler for content class migration attribute
Use content class attribute handler un migration code
Code simplifiction for content class
Reuse existing code for code generator
Reuse existing code for code generator
Deleting a ; too