Exported customers and suppliers don't have address

I fixed the multiline issue

https://forum.manager.io/t/16-3-49-added-support-for-multiline-values-when-using-batch-operations/5249

As for exporting, there are actually two ways to export data. There is an export button which will simply export columns as they are shown on the screen. And then there is Batch update button which will allow you to save data with all fields.