Merge pull request #13 from rcchen/bugfix

Bugfix
Remove redundant .save call.
bar chart test
Cleaned up and commented the Backbone code
Merge branch 'master' of https://github.com/rcchen/cs210-stockholm
changing the dashboard
Working pie chart for Florida2000 data set
Merge branch 'master' of https://github.com/rcchen/cs210-stockholm
Remove another redundant .save
Merge branch 'master' of heroku.com:fathomless-meadow-7459
Generalized pie charts are the shit
Added description about how to use and demo load
Things are working on production now
Testing remote changes
Modified dotenv for managing environment variables
Added timeout in Unicorn
Switching ActiveRecord to mongoid
Added comments and cleaned up code
Small typos in variable names
Merge pull request #20 from rcchen/mongo

Switch from ActiveRecord to Mongoid