PIM-3244 : fix memory leak on products with media export
PIM-3244 : re-work memory leak fix to ensure backward compatibility
Merge pull request #1640 from akeneo/fix/PIM-3244

Fixed PIM-3244 memory leak on products with media export
Merge branch 'master' into fix/merge-1.2

Conflicts:
	src/Pim/Bundle/BaseConnectorBundle/Processor/ProductToFlatArrayProcessor.php
PIM-3244 : fix spec for ProductToFlatArrayProcessor
PIM-3244 : update csv product writer to remove deprecated media manager
Merge pull request #1645 from akeneo/fix/merge-1.2

PIM-3244 : merge 1.2 fix on master
PIM-2948: Add ee hooks
change behat scenarios
behat fix
PIM-2948: add AttributeOptionEvent
PIM-2948: revert on behat configuration
Merge pull request #1646 from akeneo/PIM-2948

PIM-2948: Add ee hooks
PIM-3252 : remove default options from attribute, attribute option and
related normalizers
Merge pull request #1648 from akeneo/PIM-3252

PIM-3252 : Fix import/export issue with default value in option
PIM-3196: first poc