Manage backward compatibility of legacy links

Fatal error when saving product with tags

Allow errors without field to be displayed on product form

Update module breadcrumb in category page

Allow URL in search result preview to be live updated

Fix typo

integrate integration tests for LegacyUrlConverter in the sf test environmùent thanks to the @group demo annotation

integrate LegacyUrlConverter in link core class, add tests for Link with parameters, backup urls migrated

create prestashop.bundle.routing.legacy_url_converter service, add integration tests, and first _legacy_link parameters

Add some fixes to the campaign Full

Update catalog

Make Logger stdout configurable using env variables

Add new native module ps_faviconnotificationbo