Green test
Upgraded rails 3.1 -> 3.2
Updated Gemfile & environments
Remove sqlite from test dependencies and relax factory girl requirements
Setup travis ci
Add travis status image to README
update .gitignore to skip bin/ (for binstubs)
Add bin/setup
Merge branch 'master' of github.com:mendicant-original/puzzlenode
Install rainbow all the time but just require it for setup