Add feature deposit return voucher

[Fabtron]

What's new?

Support for deposit return voucher is now provided. E.g. scannedcodes are detected, matched and handled so that correct drv's are added to the shopping cart and false drv's (with like violations) are handled correcty.

Added

• Add scanner support to accept deposit return vouchers APPS-1642 Add scanner support to accept deposit return vouchers (Apps-1642, Apps-1645) #225
• Handle deposit return voucher violations APPS-1645 Add scanner support to accept deposit return vouchers (Apps-1642, Apps-1645) #225
• Add deposit return voucher UI Add feature deposit return voucher #230 Apps-1643
• Handle invalid drv and other items Add feature deposit return voucher #230 Apps-2039
• Add deposit return voucher states as part of the checkout process APPS-2040 Add deposit return voucher states as part of the checkout process (Apps-2040) #233
• Add changes for zero amount checkout and drv first support APPS-1939 Add changes for zero amount checkout and drv first support (Apps-1939/ 2049) #236

Removed

• Remove everything related to the old deposit return voucher logic APPS-1664 Remove everything related to the old deposit return voucher logic (Apps-1644) #227

How to test?

Definition of Done

• Issue is linked
• All requirements of the issue are fulfilled
• Changelog is updated
• Documentation is updated
• Self-Review
• Review with the Product Owner (Release-Variante o. Minified Build)

App Tests

• Minified build has been tested (aka. Release Build)
• Environments have been taken care of (Production/Staging)
• Supported languages have been tested
• Light-/Dark-Mode has been tested
• Edge-Cases have been tested
• Android API Levels have been taken care of (minSdk?)

Testing

• Tests have been written (aka Unit-Tests, Integration-Tests, ...)