Add "it works" test for bitcoin-tx

src/test/bitcoin-util-test.py

@@ -0,0 +1,12 @@
+#!/usr/bin/python
+# Copyright 2014 BitPay, Inc.
+# Distributed under the MIT/X11 software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+import os
+import bctest
+
+if __name__ == '__main__':
+	bctest.bctester(os.environ["srcdir"] + "/test/data",
+			"bitcoin-util-test.json")
+