Merge pull request #8 from celeen/stock_data

again
getting ready for quotes
errors
bundle up
active record is for losers
mongoid arg
fixing mongodb config
model change
alchemy api commented out
added files for tweet spec and factorygirl
validations added to models, and shoulda matchers gem added to helper and gemfile
First passing tweet model test!
more testing, and work toward sentiment api running
Merge pull request #9 from celeen/perform_async

building up tweet model tests
company seed