Set Default Journal

[peter7cole]

As a user, I would like my most recently selected journal to become my default journal

Description

Given that a user needs a default journal
When they select a journal from their list of journals
Then that journal will become their default

Feature Tasks

• Create test cases
• Set up a default journal state
• Set default in local storage
  https://stackoverflow.com/questions/28314368/how-to-maintain-state-after-a-page-refresh-in-react-js

Acceptance Tests

• Passes all test cases
• When a user navigates away and comes back, default journal should persist