Mod #1479 Create Sales Order Add Item Prompts

Create Sales Order Add Item Prompts for Order. 

In Add Item the user will be prompted first for both Quantity Ordered and the Item Number in create sales order. 

Adding items in Change Sales Order works the same as always by prompting for Item Number alone.

The Order QTY of an item on a sales order could be reset by editing the Order QTY of the item directly below it.