Writing better specs for 03-03-01-Migrations
Ignoring Gemfile.lock and news.sqlite3 in Git
Redoing 03-04-01-Asociations
Redoing 03-04-02-Seed
Redoing 03-04-03-Validations
Redoing 03-04-04-All-Together-MVC
Merge pull request #28 from lewagon/ar-exos-enhancements

Fixing ActiveRecord exercices
Done ou en cours