Merge branch 'master' into develop
Installed wp-acf-sidebar-picker.
Switched sidebars to be a sidebar picker field.
Changed 'relationship' field name to 'operator'
Created related content field group.
Renamed Sidebar content type to RelatedContent.
Updated 'sidebar' content type to 'related content'.
updated machado.
Added 'type' field to person field group.
Merge branch 'person-type' into develop
Made values of person type field more machine-like.
Added plural label for related content.
Renamed sidebar_order_* fields to related_content_order_*
Recreated related content types order field group.
Fixed operator field.
Updated packages.
Updated machado.
Deleted unused assets.
Added CacheCleaner worker.
Added wp-api-cache-cleaner.