Added edit user view and controller.
Factored out helper function for sign_in in tests.
Added link to settings page.
Handle failed edits
Handle valid edits.
Require users to be signed in to edit/update profile.
Test for correct user before editing or updating user profile.
Added friendly forwarding to login after redirect from unsigned-in attempt to edit profile.
Add an index method for users, and check that only logged in users have access.
Added page to show users (includes test, view, controller, css). Link not added to header yet.
Added link to users index for signed in users.
Added fake users with rake faker.
Paginate users in index view.
Refactored user view partials.
Installed gems to make RubyMine happy
Added admin attribute to user model.
Sample data populator now sets first example user to admin.
Admin users can now delete users.
Admin users can't delete themselves directly with a destroy request.
Exercise 9.2: Open change gravatar link in new window/tab.