The representation of credits amounts was increased by a factor of 100
to make minimum order amounts more realistic, and pricing information
more readable. The view and order controller now validate that the
quantity requested is within the service's limits.

Checkboxes and function changes were also made for for optionally saving
cards. The new payment-card component needed to be created to mount the
stripe card correctly after DOM changes.

It includes seeds and factories to make testing the UI easier, and the
order of migrations needed to be changed to prevent conflicts.