Added WithUniqueCodeInterface for entities
Added option fixtures
Merge branch 'master' into task/PIM-1723
Fixed CS
Fixed unit tests
Merge branch 'master' into task/PIM-1723
Added option fixture
Corrected use statement
Corrected CS
Added unique code for fixture references
 added WithUniqueCodeInterface to product
Corrected use statements
Updated changelog
Fixed CS
Fixed CS
Renamed interfaces
Renamed interfaces
Merge pull request #589 from akeneo/task/PIM-1723

Task/pim 1723