* Add action button to TaskItem.
* Pass through click event.
* Add separate action and label to onClick.
* Add initial copy for task expansion.
* Expand one task at a time.
* Add descriptive text to the payments step.
* Set the first incomplete task current by default.
* Revert expansion behavior.
* Fix margins.
* Curate purchase products task content based on selections.
* Fix appearance task copy.
* Fix payment task copy.
* Add conditional tax step title.
* Indicated if task is expanded to click handlers.
* Automatically enable WC Tax from the expanded CTA.
* Restore additional text property.
* Fix task title xpath selector in E2E test.
* Fix automatic tax setup query param logic.
* Add changelog entries.
* Add task hierarchy support to task item
* Add optional tooltip
* Add changelog
* Update the logic to keep it more generic
* Fix up css
* Change level to numbers
* Switched the levels around where 1 is the highest priority
* Updated classnames and made sure tooltip does not show on completed item
* Partial change with new task-list
* Made use of the new CollapsibleList for the extended list
* Add test for expansion item
* Add changelog
* Add tracks for expand and collapse
* Update translation to plural/singular option