LPS-37542 All portlets must have a portlet data handler, even if they don't explicitly handle configuration

Any portlet may have at least look and feels preferences, even if it does not have a ConfigurationAction class.
LPS-37542 Remove unnecessary portletDataHandler null checkings
LPS-37542 Do not exclude portlets without ConfigurationAction from the export, import and publish application lists
LPS-37542 Lang keys
LPS-37435 Use PDC.getCompanyGroupId instead of fetching it manually
LPS-37435 Update entities during the import only when they are not in the global scope except when we import the global scope actually
LPS-37435 merge
LPS-37435 PDC.getSourceCompanyGroupId always 0 when export
LPS-37435 SMDH's should take care of the import of DLFileEntryType dependencies but also consider the global scope
LPS-37435 SF
LPS-37435 Globally scoped asset categories and vocabularies should be handled in the same way as other dependencies
LPS-37435 Missing references validation should be able to find dependencies in the global scope
LPS-37435 Add test util methods to handle DLFileEntryTypes in case of folders and file entries
LPS-37435 Add missing dependencies to existing SMDH tests
LPS-37435 Add integration tests to validate global scope dependencies export/import
LPS-37435 more generic var name
LPS-37435 Rename method
LPS-37435 SF
LPS-37435 Sort, no logic changes
LPS-37435 Rename method, match LayoutStagedModelDataHandlerTest