v1.4.0

• [FEATURE] added French translation
• [FEATURE] possibility to show shipment and creditmemo comments
• [FEATURE] possibility to display barcode on invoice
• [FEATURE] possibility to show VAT ID
• [FEATURE] added notes based on shipping country
• [FEATURE] shipping and tracking information on shipment PDF
• [FEATURE] payment method on creditmemo PDF
• [FEATURE] configurable colours
• [BUGFIX] various fixes
• [MISC] various improvements
• [MISC] code style according to EQP