publics/boombuler__barcode @ 0bbbcd75fa1ff6405429128231bb14e9b557b6a6

Florian Sundermann ca2b51849b added test for code 3 of 9		9 lat temu
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encoder.go	b066487b3e moved checksum function to its own interface	9 lat temu
encoder_test.go	ca2b51849b added test for code 3 of 9	9 lat temu