Feature addition

1. When adding an item in Purchase Order screen, can the item code be
i. The first filed on the line
ii. Make it a type in field/filter for easy selection
iii. Item to be second on the line that gets auto populated once the
user selects the item code from the drop down list
2. On the Sales order screen, switch the Item Code to first on the line,
and make it a search/filter field for users to identify the item to be
sold. The codes are usually easier to search for, as well as they have
fewer characters.
3. From the item code selected, make the Item autofill, and make it the
second field on the line