NXP-11798: homogeneize labels for saved searches / search filters. Remove 'messages.properties' file, use labels from 'messages_en.properties'
Format
NXP-10590: put the faceted searches selector in its own form to be able to switch searches even if fields are required or if there is a validation error
NXP-10590: update tests
NXP-11131: move deprecated faceted search widgets/layouts templates to the resources compat module, that was deprecated for NXP-8075
NXP-11798: update tests