Add user stories for comments on projects, add fixtures for comments
https://app.asana.com/0/11169835259596/11423458506260
finish Polymorphic comments to the Post and Project models
https://app.asana.com/0/11169835259596/11423458506260
removed index on commentable_id and commentable_type because of Travis failure
https://app.asana.com/0/11169835259596/11423458506260
add sample data to seeds.rb file. fixed post_policy to prevent authors from editing other authors' posts.
https://app.asana.com/0/11169835259596/11423458506260
Update Readme
https://app.asana.com/0/11169835259596/11423458506260
Merge pull request #3 from dkhoo/polymorphism

Polymorphism