jodd-lagarto/src/main/java/jodd/lagarto/dom/Node.java
public void addChild(final Node node) {
		node.detachFromParent();
		node.parentNode = this;
		initChildNodes(node);
		childNodes.add(node);
		reindexChildrenOnAdd(1);
	}
public void addChild(final Node node) {
		node.detachFromParent();
		node.parentNode = this;
		initChildNodes(node);
		childNodes.add(node);
		reindexChildrenOnAdd(1);
	}
Appends child node. Don't use this node in the loop,
since it might be slow due to {@link #reindexChildren()}.