Replaced useless class by .hide
Fixed Media doctrine mapping
Merge pull request #444 from akeneo/PIM-865

[WIP] PIM-865 : List products depending on nested categories
Fix phpcs
Fix checkstyle
Fix checkstyle and phpdoc
Fix checkstyle and phpdoc
Fix checkstyle
PIM-1503 : fix count of products (distinct)
Merge branch 'master' into PIM-865