Default theme implementation for each "box" on the display query edit screen.
Available variables:
attributes: HTML attributes to apply to the container element.
actions: Action links such as "Add", "And/Or, Rearrange" for the content.
title: The title of the bucket, e.g. "Fields", "Filter Criteria", etc.
content: Content items such as fields or settings in this container.
name: The name of the bucket, e.g. "Fields", "Filter Criteria", etc.
overridden: A boolean indicating the setting has