Add line_item unit tests
Update navbar styles
Merge branch 'master' into cart
Update schema with latest migrations
Add Cart::Null
Create a use case for fixing the cart/user relationships
Add styles to navbar links
Merge branch 'cart' of https://github.com/rNavarrete/dinner_dash_frita into cart

'Add styles to navbar, merge Josh changes'
Merge pull request #53 from rNavarrete/cart

Cart
added user id migration
storing line items in session
able to store line items in session
Merge pull request #54 from rNavarrete/user_id_migration

User id migration
Update seed data
Re-add status editing to admin/item
Add cart view and create line_item in session controller
Remove old cart crap
Add Cart View
Add cart methods and helpers
Update cart methods and views