Add _many_ newlines at the end of files

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apps/files/ajax/rename.php

apps/files/appinfo/routes.php

apps/files/js/keyboardshortcuts.js

apps/files/lib/app.php

apps/files/lib/capabilities.php

apps/files/tests/ajax_rename.php

apps/files_encryption/ajax/changeRecoveryPassword.php

apps/files_encryption/ajax/updatePrivateKeyPassword.php

apps/files_encryption/ajax/userrecovery.php

apps/files_encryption/appinfo/routes.php

apps/files_encryption/css/settings-personal.css

apps/files_encryption/js/settings-admin.js

apps/files_encryption/js/settings-personal.js

apps/files_encryption/lib/capabilities.php

apps/files_encryption/lib/keymanager.php

apps/files_encryption/tests/stream.php

apps/files_encryption/tests/trashbin.php

apps/files_encryption/tests/webdav.php