config.php setting to always accept internal shares

apps/files_sharing/composer/composer/autoload_classmap.php

apps/files_sharing/composer/composer/autoload_static.php

apps/files_sharing/lib/AppInfo/Application.php

...es_sharing/lib/Listener/GlobalShareAcceptanceListener.php

config/config.sample.php

lib/composer/composer/autoload_classmap.php

lib/composer/composer/autoload_static.php

lib/private/Server.php

lib/private/Share20/Manager.php

lib/public/Share/Events/ShareCreatedEvent.php

tests/lib/Share20/ManagerTest.php