default Stream<T> childStream() {
		return StreamSupport.stream(
			Spliterators.spliterator(
				childIterator(),
				childCount(),
				Spliterator.SIZED | Spliterator.ORDERED
			),
			false
		);
	}
Return a forward-order stream of this node's children.

@return a stream of children of {@code this} node
jenetics.ext/src/main/java/io/jenetics/ext/util/Tree.java