1. Added Weighing Machine Model selection which available in TouchPOS.
2. Support Weighing Machine model "ACS-30A". 
3. Clear payment amount whenever Revenue/PAYSYS payment failed to avoid cashier unintentionally completed the sales by CASH. (Ticket 139368)
4. Fix after input Custom Modifier will cause Error when click [Payment] button.
5. Move Lalamove from V2 to V3 code base. Enhancement performance and reliability.