Create 'Relationships' model, associating followers and followed
Add associations to 'User' and 'Relationship' models
Correct inappropriately deleted files commits
Add validations for Relationship's fields; Add associations, methods and corresponding tests for allowing users to follow/unfollow others
Add followers functionality to 'User' model
Improve task for populating DB and add feature for making relationships when populating
Add following/followers stats section in Home and Profile as well as follow/unfollow buttons, and corresponding routes, views and tests
Add Following and Followers pages functionality with corresponding tests
Add functionality and corresponding tests to Follow/Unfollow button on user's profile page
Add Ajax functionality to Follow/Unfollow button
Add tests for feed functionality
Add initial feed implementation and fix previous mistakes
Improve feed's implementation
Finish Tutorial! minor change added