Issue #2384853 by alexpott: Both configuration directories have to be specified in settings.php
Issue #2384535 by rpayanm, fernando_calsa, areke, Sharique: Make the class variables protected for ImageStyle
Issue #2384537 by rpayanm, areke: Make the class variables protected for SearchPage entity
Issue #2384541 by rpayanm: Make the class variables protected for ConfigurableLanguage
Issue #2385391 by pwolanin: DistributionProfileTest does not need to create an empty .profile
Issue #2384539 by areke: Make the class variables protected for Action