owncloud/core

Enhancement: Allow sharing with multiple users at once

It is now possible to share resources with multiple users at once
via the following format: user1, user2, user3.

https://github.com/owncloud/core/pull/40155
https://github.com/owncloud/core/pull/40199
https://github.com/owncloud/core/pull/40347
https://github.com/owncloud/enterprise/issues/2865