func (t *Table) NewIterator(reversed bool) *Iterator {
	t.IncrRef() // Important.
	ti := &Iterator{t: t, reversed: reversed}
	ti.next()
	return ti
}
func (t *Table) NewIterator(reversed bool) *Iterator {
	t.IncrRef() // Important.
	ti := &Iterator{t: t, reversed: reversed}
	ti.next()
	return ti
}
// NewIterator returns a new iterator of the Table