move the auth storage into a provider and no longer in redux

[JoshuaVSherman]

• [x] use localstorage instead of session storage
• [x] fix PrivateRoute
• [x] test google maps page
• [x] test gigs crud
• [x] fix codeclimate
• [x] fix unit tests
  • [x] editGigDialog
  • [x] commonUtils
  • [ ] CreateGigDialog
  • [ ] manually test