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
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
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