/**
  * Store a newly created resource in storage.
  *
  * @return Response
  */
 public function store(Request $request)
 {
     $this->validate($request, ['evaluacion' => 'required']);
     $evaluacion = Evaluacion::create($request->all());
     Session::flash('flash_message', 'Evaluacion added!');
     $planglobal = PlanGlobal::findOrFail($evaluacion->plan_global_id);
     $materium = Materium::findOrFail($planglobal->materium_id);
     return view('admin.materia.show', compact('materium'));
 }