Need to show some columns in Direct Purchase Bill only for system view

[PasinduW99]

Need to show some columns in Direct Purchase Bill only for system view

• Hide Profit % column for the original print and duplicate print in direct purchase
• Hide Retail Sale Value column for the original print and duplicate print in direct purchase
• Have application options for both tasks above in Southern Lanka
• Above columns must be shown in the system when generating direct purchase and duplicate print

[damithdeshan98]

• Hide Profit % column for the original print and duplicate print in direct purchase
  for View - Show Profit % in Direct Purchase Bill
  for Print - Print Profit % in Direct Purchase Bill

• Hide Retail Sale Value column for the original print and duplicate print in direct purchase
  for View - Show Retail Value in Direct Purchase Bill
  for Print - Print RetailValue in Direct Purchase Bill

[Irani96]

half fix