Save issuer name in Purchase Order/Sales Order

Created by: Abhi1tb

Imported comments:

By Prajkta Patkar on 2017-03-29T11:48:38.912Z

mentioned in commit Talhapawaty/gkwebapp@53e4f5bc13d4d12c7cf1cc2f525b1f4ae7d09d38

By Prajkta Patkar on 2017-03-29T07:31:01.023Z

closed via merge request !474

By Abhi1tb on 2017-03-29T03:23:37.872Z

mentioned in merge request !474