[Sub-items] Cannot change filters in subitems when there are few items in the list

Steps:

1. Go to Content/Content structure.
2. In eZ Platform folder upload 1 subitem.
3. Click on Filters button in subitem list.

Actual result:
  1) Filer list does not expand.

  2) When there are more items in the list filers popup is not styled properly and is inside the table.