updated for heroku
.gitignore
remove bower files
bower files
Merge pull request #40 from doublelift/master

Heroku Update
fix each bug in news.aggregator.utils.js
Merge pull request #41 from doublelift/master

fix each bug in news.aggregator.utils.js
Added sentiment analysis to the backend
Merge pull request #50 from Pouncealot/master

Added sentiment analysis to the backend