Show Rich Workspace (folder README/description) in the Folder Tree view

[Bug]: After update 33.0.2 → 33.0.3, occ upgrade does not populate new MIME types — files download instead of opening in viewer

Allow prioritizing default file actions for a mime type (per user)

When moving a meeting in Calendar via drag and drop, show drop zones for availability and free/busy. Show a hint/warning in the simple/advanced editor.

Add option for ldap:show-remnants to show user storage usage