properly use rvmrc file
fixed Trello board url
Add mongo support
Change Bill to be a mongo document and fix tests
Remove uneeded Bill methods and tests
Remove redis dependencies
Clean app.rb
Add pry-nav and pry-doc gems
Add some irb goodies
Unlock gems in Gemfile
Add rake task to seed data
Move mongoid.yml to db folder
Fix how bills are retrieved
Split test and dev databases
Add rake task to seed data
set pt as a default lang
merge
Fix mongo config for AppFog
Update README
Adding mongo test environment variable in travis configuration