Fix duplicated user factory
Add ROLES constant to user model. Add :role column to users table. Add Add 'role' dropdown to devise/registrations#new.html.erb
Missed a save.
Change roles to [admin editor writer member] and set default on :role column to be 'writer'
Fix missing datatype in the SetDeafultRoleOnUsers migration
Why did I delete capybara? Who know. I'm stupid?
Almost done