Fix order process payment step
Merge pull request #1087 from intportg/APIWeb

Notifications on product returns + refactoring and fixes
Merge pull request #1089 from inthause/APIWeb

Fix order process payment step
Update order process
Merge pull request #1090 from inthause/APIWeb

Update order process
Update order process templates
Fix back office document filters default operator value
Fix order process payment step
Merge pull request #1091 from inthause/APIWeb

Update order process templates
Load canonical URLs for products in order process.
Better handling of variant products in product added to cart popin.