Barcode Printing for WooCommerce & Contact Form 7 3.4.6

• Feature: Single label PDF will have the name of the barcode.
• Improvement: Added partial support of HPOS
• Improvement: Added "Purchased Product Quantity" value for the labels
• Improvement: Added possibility to translate values from lines1-4
• Improvement: Better integration with ATUM plugin
• Improvement: Improved plugin performance
• Bug fix: Multiple minor bug fixes