Merge pull request #24748 from owncloud/login-explicitly

apps/dav/lib/Connector/Sabre/Auth.php

apps/dav/tests/unit/connector/sabre/auth.php

core/Controller/LoginController.php

core/Controller/TokenController.php

core/Controller/TwoFactorChallengeController.php

db_structure.xml

lib/private/Authentication/Token/DefaultToken.php

lib/private/Authentication/Token/DefaultTokenMapper.php

lib/private/Authentication/Token/DefaultTokenProvider.php

lib/private/Authentication/Token/IProvider.php

lib/private/Authentication/Token/IToken.php

lib/private/Setup.php

lib/private/User/Session.php

settings/Controller/AuthSettingsController.php

tests/Core/Controller/LoginControllerTest.php

tests/Core/Controller/TokenControllerTest.php

tests/lib/Authentication/Token/DefaultTokenMapperTest.php

tests/lib/Authentication/Token/DefaultTokenProviderTest.php

tests/lib/User/SessionTest.php

tests/settings/controller/AuthSettingsControllerTest.php