Fix tests to allow use of random, but not change each time
Fix tests to allow use of random, but not change each time

simplecrypto/simplecoin_multi,sigwo/simplecoin_multi,simplecrypto/simplecoin_multi,simplecrypto/simplecoin_multi,simplecrypto/simplecoin_multi,sigwo/simplecoin_multi,sigwo/simplecoin_multi,sigwo/simplecoin_multi