* Fixed group share searching for members of
multiple group. Issue #11808.
* Fixed group share searching, continued.
Avoid searching for empty group list in getItemSharedWithUser().
Broke tests in previous commit, #12030.
* Simler check for group count.
* Fix for https://github.com/owncloud/core/issues/24783 , described there
* Now it's #24272, 24783 was a duplicate. Previous change was also not very good. Now we don't create ZIP with a single file inside.
83aa28ed1d