message: Test batch rpc with params
diff: @@ -45,7 +45,7 @@ class RPCInterfaceTest(BitcoinTestFramework):
  # work fine.
  {"method": "invalidmethod", "id": 2},
  # Another call that should succeed.
  - {"method": "getbestblockhash", "id": 3},
  + {"method": "getblockhash", "id": 3, "params": [0]},
  ])
  result_by_id = {}
  