PIM-3326-stable : Fix mongo db filter with multiple filters and add behat for that kind of problem.
PIM-3326-stable : Adapt behat for stable branch
Merge pull request #1828 from akeneo/PIM-3326-stable

Pim 3326 stable: Fix mongo filters with multiples values and empty
PIM-3326: Merge 1.2 into master
PIM-3326: Merge 1.2 into master
Merge branch 'PIM-3326' into PIM-3326-merge-to-master

* PIM-3326: Correct mongo db filter with multiple selections of the same type of filers and add tests for main theses cases.

Conflicts:
	features/product/filtering/filter_products_per_with_multiple_multiselect.feature
	features/product/filtering/filter_products_per_with_multiple_prices.feature
	features/product/filtering/filter_products_per_with_multiple_simpleselect.feature
	src/Pim/Bundle/CatalogBundle/Doctrine/MongoDBODM/Filter/OptionsFilter.php
PIM-3326: Adapt change from merge
Update platform ref
PIM-3426: Fix edit common attributes
Merge pull request #1820 from akeneo/PIM-3426

PIM-3426: Fix edit common attributes
PIM-3326: Fix behat filter_products_per_family.feature
PIM-3326: Fix behat filter_products_per_family.feature
PIM-3326: Fix PSR-2
Merge pull request #1836 from akeneo/PIM-3326-merge-to-master

PIM-3326: merge to master mongo db filter with multiple filters
PIM-3434: throw exception when media file does not exist
Merge pull request #1830 from akeneo/PIM-3434

PIM-3434: throw exception when media file does not exist
Merge branch '1.2' into stable-PIM-3426
PIM-3426: Adapt behat to master
PIM-3326-stable-static-analysis: Fix checkstyle
Merge pull request #1837 from akeneo/stable-PIM-3426

Stable pim 3426