add time.ml, similar to libgnunetutil's

test/offline_management.sh

@@ -6,6 +6,7 @@ a="tmp_a.json"
 b="tmp_b.json"
 
 auditor_pub=$(<"./data/auditor_public_key")
+zero_euro="EUR:0.0"
 
 dune exec offline -- download --output $a
 dune exec offline -- sign --input $a --output $b
@@ -16,28 +17,28 @@ dune exec offline -- enable-auditor \
 --auditor_url "auditor.example.com" \
 --auditor_name "auditor example" \
 --auditor_pub $auditor_pub \
---validity_start "0.0"
+--validity_start 0
 dune exec offline -- upload --input $b --url "/management/auditors"
 
 dune exec offline -- wire-fee \
 --output $b \
 --wire_method "magic" \
---fee_start "0.0" \
---fee_end "99999999.9" \
---closing_fee "EUR:0.0" \
---wire_fee "EUR:0.0"
+--fee_start 0 \
+--fee_end 99999999 \
+--closing_fee $zero_euro \
+--wire_fee $zero_euro
 dune exec offline -- upload --input $b --url "/management/wire-fee"
 
 dune exec offline -- global-fees \
 --output $b \
---start_date "0.0" \
---end_date "99999999.9" \
---history_fee "EUR:0.0" \
---account_fee "EUR:0.0" \
---purse_fee "EUR:0.0" \
---history_expiration "9999999.0" \
+--start_date 0 \
+--end_date 99999999 \
+--history_fee $zero_euro \
+--account_fee $zero_euro \
+--purse_fee $zero_euro \
+--history_expiration 9999999 \
 --purse_account_limit 1 \
---purse_timeout "9999999.0"
+--purse_timeout 9999999
 dune exec offline -- upload --input $b --url "/management/global-fees"
 
 rm $a