move some stuff to the new api

apps/files/ajax/list.php

apps/files/ajax/newfile.php

apps/files/ajax/newfolder.php

apps/files/ajax/rawlist.php

apps/files/ajax/upload.php

apps/files/index.php

apps/files/settings.php

apps/files_encryption/lib/cryptstream.php

apps/files_encryption/lib/proxy.php

apps/files_sharing/appinfo/update.php

lib/connector/sabre/directory.php

lib/connector/sabre/node.php

lib/fileproxy/quota.php

lib/files.php

lib/files/filesystem.php

lib/files/view.php

lib/ocs.php

lib/public/share.php

lib/search/provider/file.php

settings/personal.php