Method swap

Sources/Dependencies/jsoncpp/value.cpp:272–275

	}

	void Value::CZString::swap(CZString& other) {
		std::swap(cstr_, other.cstr_);
		std::swap(index_, other.index_);
	}

	Value::CZString& Value::CZString::operator=(const CZString& other) {
		cstr_ = other.cstr_;