* Add family moniker selection and dynamic UI labels
Introduce a Family moniker persisted in the database with allowed values Family/Group, add required onboarding selection for it, and thread moniker-aware copy through key user-facing views and locales. Also add helper methods and tests for onboarding form presence and family moniker behavior.
* Small copy edits/change moniker question order
* Conditional Group/Family onboarding flow fixes
* Fix label
* Grouping of fields
* Profile Info page Group/Family changes
* Only admins can change Group/Family moniker
* Repetitive defaults
* Moniker in Account model
* Moniker in User model
* Auth fix
* Sure product is also a moniker
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Signed-off-by: Juan José Mata <juanjo.mata@gmail.com>