Closes #13932 (grafted from 99d844230aced4a60aa6ed85b6490e1a44cea557) --HG-- branch : 7.0
Purchase Secondary Unit Module ############################## The purchase secondary unit module adds a secondary unit of measure on purchase lines. The secondary quantity and unit price are kept synchronized with the quantity and unit price. The secondary unit is defined on the product supplier or on the product with its factor against the purchase unit.