/**
  * Store a newly created resource in storage.
  *
  * @return Response
  */
 public function store(Request $request)
 {
     $this->validate($request, ['nombre_de_facultad' => 'required', 'descripcion' => 'required']);
     Sistemapg::create($request->all());
     Session::flash('flash_message', 'Sistemapg added!');
     return redirect('admin/sistemapg');
 }