/**
  * Remove the specified resource from storage.
  *
  * @param  int  $id
  * @return Response
  */
 public function destroy($slug)
 {
     $work = Portfolio::findBySlugOrIdOrFail($slug);
     $work->delete($slug);
     flash()->success('Gelukt!', 'Uw post is verwijderd!');
     return redirect('admin/work');
 }