display all products
migration add product id to coupon
allow to select product for the coupon
add validation
css for coupons table
add column
coupon form
coupon match method
refactor
discount row to cart
discount row to order finished
apply_coupon to cart
coupon ajax
fix cart display
valid, invalid coupon in view
add discount column to orders
apply coupon with order submit
show discount in account order summary
fix javascipt num display