Merge pull request #4483 from owncloud/compare-true-false

apps/files/ajax/download.php

apps/files/ajax/list.php

apps/files_encryption/settings-personal.php

apps/files_external/lib/amazons3.php

apps/files_external/lib/config.php

apps/files_external/lib/sftp.php

apps/files_sharing/public.php

settings/admin.php

settings/ajax/getlog.php