@SuppressWarnings("unchecked")
    @Override
    public Optional<T0> get0() {
        return Optional.ofNullable((T0) values[0]);
    }
Constructs a {@link MutableTuple} of type {@link MutableTuple13}.
common-parent/tuple/src/main/java/com/speedment/common/tuple/internal/mutable/MutableTuple13Impl.java