initial commit
remove cart and item
created a cart with lynda
followed dev articles
shopping cart page shows
cart working without user id
Merge branch 'master' of https://github.com/thuongho/edm

Conflicts:
	app/assets/stylesheets/custom.css.scss
	app/controllers/application_controller.rb
	app/controllers/listings_controller.rb
	app/helpers/listings_helper.rb
	app/models/listing.rb
	app/models/order.rb
	app/models/user.rb
	app/views/layouts/_header.html.erb
	app/views/listings/show.html.erb
	config/routes.rb
	db/schema.rb
remove github conflicts