Add Business and Invoice Model/Migration

-Setup database fields for Business and Invoice Tables
Merge pull request #3 from eddiekimosabe/models_migrations

Add Business and Invoice Model/Migration
added businesses and invoices controllers adn views
added businesses and invoices controllers and views
Merge pull request #4 from georgexzeng/master

added businesses and invoices controllers and views
added ocr gem
User model and auth
Add Association between Business, User, and Invoice models
Merge branch 'master' of https://github.com/eddiekimosabe/SmallBizHack into models_migrations
User and sessions controller + routes
Views for signup/login
Added login/logout views, routes
Merge pull request #6 from eddiekimosabe/ocr_gem

added ocr gem
Merge pull request #7 from apesic/apesic-user-auth

Apesic user auth
Merge branch 'master' of https://github.com/eddiekimosabe/SmallBizHack into models_migrations
Correct database field in invoice
Merge pull request #8 from eddiekimosabe/models_migrations

Models migrations
removed redundant pry gem
Added foundation
Setup business/invoice associations