* Add product type information to onboarding
* Add product types step to onboarding profiler
* Update product type prices and learn more URLs
* Add styling to allow help text in checkbox group
* Match button and card action styling
* Add profiler body class on initial load, and respect skipped/complete status.
* Handle PR feedback: Remove unnecessary global, add some todos, added a filter around the next step slug, generalized the is-loading class a bit.
* Add method to go to next profiler step in step controller
* Add method to update profile params in step controller
* Add action methods to step 1 in the profiler
* Allow JSON body params for profile controller
* Use JSON body params in onboarding profile tests