fix kudos name; add check in parse_config

test/offline_management.sh

@@ -8,7 +8,7 @@ b="/tmp/b.json"
 url="http://localhost:3434"
 auditor_pub="A17JXR3E6J4CXDPYT7S1H25PGJ3ABS26TQ38654QCX0TB59RPMF0"
 master_key="./default/master_offline_private_key"
-zero_euro="KUDO:0.0"
+zero_kudos="KUDOS:0.0"
 
 offline_tool() {
    dune exec offline -- "$@" > /dev/null
@@ -63,8 +63,8 @@ offline_tool wire-fee \
 --wire_method "xxx" \
 --fee_start 0 \
 --fee_end 99999999 \
---closing_fee $zero_euro \
---wire_fee $zero_euro
+--closing_fee $zero_kudos \
+--wire_fee $zero_kudos
 offline_tool upload --input $b --url $url"/management/wire-fee"
 echo "[OK] /management/wire-fee"
 
@@ -73,9 +73,9 @@ offline_tool global-fees \
 --output $b \
 --start_date 0 \
 --end_date 99999999 \
---history_fee $zero_euro \
---account_fee $zero_euro \
---purse_fee $zero_euro \
+--history_fee $zero_kudos \
+--account_fee $zero_kudos \
+--purse_fee $zero_kudos \
 --history_expiration 9999999 \
 --purse_account_limit 1 \
 --purse_timeout 9999999
@@ -107,6 +107,6 @@ offline_tool drain \
 --credit_payto_uri "" \
 --wtid $wtid \
 --date 0 \
---amount $zero_euro
+--amount $zero_kudos
 offline_tool upload --input $b --url $url"/management/drain"
 echo "[OK] /management/drain"