Allow offsetting Asset Labels for used label-sheets

[Hagorath]

When you print labels, you don't have the ability to tell snipe-it, where to start/position the asset labels. Which is very inconvenient, if you want to reuse the same label-sheets.
Example: Printed 5 Labels, 25 are left on the sheet, snipe-it is not able to start at position 6 on the sheet.

X and Y Offset where to begin the labels would be nice.
(or just a int to set the starting position for easy implementation, filling the boxes before with blanks)