message: second prefix Q added for testnet script addresses
diff: @@ -224,6 +224,7 @@ public:
  base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,111);
  base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,196);
  + base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,58);
  base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,239);
  base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
  base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
  @@ -313,6 +314,7 @@ public:
  base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,111);
  base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,196);
  + base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,58);
  base58Prefixes[SECRET_KEY] = std::vector<unsigned char>(1,239);
  base58Prefixes[EXT_PUBLIC_KEY] = boost::assign::list_of(0x04)(0x35)(0x87)(0xCF).convert_to_container<std::vector<unsigned char> >();
  base58Prefixes[EXT_SECRET_KEY] = boost::assign::list_of(0x04)(0x35)(0x83)(0x94).convert_to_container<std::vector<unsigned char> >();
  