public function delete($id)
 {
     //Eloquent::unguard();
     if (Session::has('id') && Session::get('type') === 'SuperAdmin') {
         $subject = Subject_List::findOrFail($id);
         $subject->delete($subject = Request::all());
         //return redirect('super');
         return redirect('super');
     } else {
         echo 'You are not authorised';
     }
 }