Change API key location to ENV.
Add method Tweet to get overall average sentiment for a country
Add method to Tweet to output overall country sentiment to the frontend
Add route to get json from tweet model
Remove retweet_count column
Fix tweetstream script
Change cron task to be more frequent
Remove capistrano
Refactor code to follow Ruby conventions better.
Merge pull request #41 from kz363/ninefold

Ninefold