func (x *XMLEle) GetChildren() []tree.Node {
	ret := make([]tree.Node, len(x.Children))

	for i := range x.Children {
		ret[i] = x.Children[i]
	}

	return ret
}
func (x *XMLEle) GetChildren() []tree.Node {
	ret := make([]tree.Node, len(x.Children))

	for i := range x.Children {
		ret[i] = x.Children[i]
	}

	return ret
}
//GetChildren returns all child nodes of the element