client-barcode: Add workaround for German keyboard layout

client-barcode/freitagskasse.py

@@ -73,6 +73,7 @@ CODES = {
 	'TO GO NONE':('to_go', TO_GO_NONE),
 	'TO GO PREV':('to_go', TO_GO_PREV),
 	'TO GO ONLY':('to_go', TO_GO_ONLY),
+	'TO GO ONLZ':('to_go', TO_GO_ONLY),  # Workaround for German keyboard layouts
 
 	'DEPOSIT 0.01':('deposit', Decimal('0.01')),
 	'DEPOSIT 0.05':('deposit', Decimal('0.05')),