function defaultHoc(Component) {
  return Component;
}
Genertaor is a Component that renders the components, layouts
with the a given componentTree which is created by qa-compiler

First Step, prerender the tree in constructor, this action will add a
React Component with all hocs it needs in every node

Second Step, take the node.component to render it, and give the component
some props it maybe needs such as renderChildren