[Hanehlda] sign in and onboarding

[CharlieMcVicker]

Closes #81 and closes #83.

• starter code for new onboarding workflow
• oop
• oops pt2
• Phonetics Preference Implementation (#64)
• keep state in wizard state; use radio buttons; implement default phonetics preference
• Added a step to add a starting collection
• edited formatting of intro steps
• changes to the starting modal
• refactored getting started modal
• pushing branch
• changes to starting modal. not all issues resolved, some to work out
• Changes to getting started modal
• small change
• mock sign in page; desktop styles
• wip start mobile design
• move unauthed routes; make create account page
• actually create accounts
• add email sign in
• replumb onboarding as route
• finish setup plumbing
• wip ios safari support; build out wizard
• error banners and google sign in
• better errors
• Add forgot password