This change adds a new vendor called "infinitescale" to the webdav
backend. It enables the ownCloud Infinite Scale
https://github.com/owncloud/ocis project and implements its specific
chunked uploader following the tus protocol https://tus.io
Signed-off-by: Christian Richter <crichter@owncloud.com>
Co-authored-by: Klaas Freitag <klaas.freitag@kiteworks.com>
Co-authored-by: Christian Richter <crichter@owncloud.com>
Co-authored-by: Christian Richter <1058116+dragonchaser@users.noreply.github.com>
Co-authored-by: Ralf Haferkamp <r.haferkamp@opencloud.eu>
0b9671313b