Merge branch 'feature_Upgrade-to-TYPO3-11' into 'master'

Classes/Command/MigrateNewsCommandController.php

Classes/Controller/AbstractController.php

Classes/Controller/Ajax/LikeController.php

Classes/Controller/BackendController.php

Classes/Controller/LatestController.php

Classes/Controller/ListByCategoryController.php

Classes/Controller/NewsByAuthorController.php

Classes/Controller/NewsFeedController.php

Classes/Controller/OverviewController.php

Classes/Controller/SingleViewController.php

Classes/Domain/Model/FileReference.php

Classes/Domain/Model/Tag.php

Classes/Domain/Repository/AbstractRepository.php

Classes/Domain/Repository/AuthorRepository.php

Classes/Domain/Repository/CategoryRepository.php

Classes/Domain/Repository/FileReferenceRepository.php

Classes/Domain/Repository/NewsRepository.php

Classes/Domain/Service/NewsService.php

Classes/Hooks/EditDocumentController.php

Classes/Hooks/PageLayoutController.php