Changed inventory and product entities to split Vat and Service Tax and IsScTaxable.
Added MessageBox on startup to inform about Debug Mode.
Updated ProductForm for the change.
Work still needs to be done on Thermal Printing where the hack for VAT on Food and VAT on Liqour is still there.
Now No Service Tax on Delivery Works as promised.
Added Voucher Type During Printing
Added Discount Report
Fixed Void bill table not getting cleared error
Added PAX to table
Removed Itital Setup button in MainForm as it was not doing anything
