Fix behat test
Fix behat test
Fix FlatAttributeNormalizerTest PMD
PMD : refactor flat and structural attribute normalizers UT
PMD : refactor normalizers UT
PMD : refactor loggable manager
PMD : refactor flat product normalizer
Fix behat scenario related to having multiple grids in the same page
Add a product builder to add/remove expected product values
Fix behat test
Define product builder and change manager configuration
Add product builder unit test
Remove unused uses
Remove unused use
Remove unused use
Fix behat scenario
Remove addMissingProductValues method
Change addProductValue method visibility
Refactor add/remove attribute to product methods
Cosmetic fixes