* Update question numbers for 2024
* Stub form in tests
* Stub form start_date for pages
* Add a default question number
* Fix a typo
* Update rebase test
* Refactor default question number
* Refactor person question numbers
* Display managing org for sales correctly in CYA
* Rebase fix
* More tweaks
* update copy to handle pluralisation in the case of joint purchase for previous ownership, with associated testing changes
* update copy to handle pluralisation in the case of joint purchase for staircasing, with associated testing changes
* update copy to handle pluralisation in the case of joint purchase for buyer previous, with associated testing changes
* make minor linting changes and update the evil test about number of pages
* potential variation on how to achieve pluralisation
* use built in rails methods of pluralising copy