Gemfile.lock
app/controllers/carts_controller.rb
app/controllers/line_items_controller.rb
app/models/cart.rb
app/views/carts/show.html.erb
app/views/store/index.html.erb
db/schema.rb
db/migrate/20130420054220_add_quantity_to_line_item.rb
db/migrate/20130420064027_combine_items_in_cart.rb