Add stock editor for all variant of variant group
Merge branch 'master' of https://github.com/loiccouturier/Change
Enhance configuration of variant stocks and FO of variant product
Merge branch 'master' of https://github.com/loiccouturier/Change

Conflicts:
	Plugins/Modules/Rbs/Catalog/Assets/Theme/js/product.js
	Plugins/Modules/Rbs/Catalog/Assets/Twig/product-list-item.twig
	Plugins/Modules/Rbs/Catalog/CatalogManager.php
	Plugins/Modules/Rbs/Catalog/Http/Web/ProductResult.php
	Plugins/Modules/Rbs/Catalog/Product/ProductPresentation.php