Allow to define custom delivery date on sale and purchase
Following the discussion [1], it is a quite common need to be able to define the delivery date during the order.
[1] http://www.tryton.org/~irclog/2016-01-04.log.html#t2016-01-04%2016:30
Following the discussion [1], it is a quite common need to be able to define the delivery date during the order.
[1] http://www.tryton.org/~irclog/2016-01-04.log.html#t2016-01-04%2016:30