Style tweaks and cleanup to Mike's awesome work
Bump ruby version to 2.1.2

(Sorry everyone, but I need to do this since 2.1.0 doesn't compile on
Ubuntu 14.04, my dev environment)
Remove .env file from version control

Users should put their DATABASE_URL in there, but it will be different
for everyone so it shouldn't be checked into git.
Removed an old unused chart
Merge pull request #83 from ted27/merge_mikes_postgres_stuff

Merge Mike's postgres stuff
Add Database URL to app.rb
Add pie chart for contribution categories
Add non itmeized to the pie chart
Fix reference to GoogleCharts
Add large contirbutors chart
Fixed spelling of Bryan Parker
Add short_name to /api/contributions for zipcode chart
Merge pull request #88 from ted27/master

Add short_name to /api/contributions for zipcode chart
Indent the postgres instructions
Removed an old unused chart
Fixed spelling of Bryan Parker
Fix mapping for candidate name to short name (to remove undefined from chart)
Merge branch 'master' of https://github.com/vbrown608/opendisclosure
Merge pull request #89 from vbrown608/master

Remove undefined candidates from chart
Move the "friendly" display routines to utils.js