[TASL] Cleanup, CGL, small bugfixes

Classes/Controller/AbstractController.php

Classes/Controller/Ajax/LikeController.php

Classes/Controller/LatestController.php

Classes/Controller/ListByCategoryController.php

Classes/Controller/OverviewController.php

Classes/Controller/PageBrowserController.php

Classes/Controller/SingleViewController.php

Classes/Domain/Model/CategoryAndNews.php

Classes/Domain/Model/News.php

Classes/Domain/Repository/AbstractRepository.php

Classes/Domain/Repository/NewsRepository.php

Classes/Hooks/EditDocumentController.php

Classes/Hooks/PageLayoutController.php

Classes/Hooks/RealUrlAutoConfiguration.php

Classes/Service/GeneralService.php

Classes/Service/ImageService.php

Classes/TCA/TcaProvider.php

Classes/UserFunction/AddAdditionalMailRecipients.php

Classes/Utility/BackendNewsUtility.php

Classes/Utility/VersionUtility.php