Edited post migration; added date method for Post model
Added d3-rails gem; changed specs for user cannot edit/delete posts
Working on timeline
Fixed merge conflicts
Added methods to Post model
Merge pull request #6 from Adrian2014/Views

working on comments
Implement ajax calls for posts
Merge branch 'master' of https://github.com/Adrian2014/Historical_Wiki into specs
Merge pull request #7 from Adrian2014/specs

Specs
can get to the right page for making a comment when signed in