Update gitignore
Remove rails_config as it is not used
Use figaro to set configs using ENV, which the app relies on
Add figaro config example
Update readme on how to set up app
Make the secret token a secret
Annotate Gemfile
Update to non-yanked && recent twitter gem
Can set retweet variable to toggle retweeting

It no longer toggles on whether oauth_token is set
Minimally update code to work with new twitter gem api
Update populate tweets cassette
Remove unused vcr cassette
Move Figaro example config to config
Only load Figaro in dev and test
Upgrade to Capybara 2
Do not retweet from Figaro config
Merge pull request #30 from rubyrogues/bf4-updates

@bf4 updates