iZettle/izettle-toolbox — pull request #87 by mikaellothman (2014-09-16 12:35:00+00:00)
Title: Cart: Adds utility method for line item discount.

Creates a public method in ItemUtils that can be used to calculate the value of a line item discount. This functionality is needed by the Purchase system when generating receipt data.

Ping @adamvoncorswant @softarn