/**
  * Store a newly created resource in storage.
  *
  * @return Response
  */
 public function store(Request $request)
 {
     //Validate, continue if successful
     $this->validate($request, $this->edition_rules);
     $input = $request->only('edition_code', 'magazine_id', 'price', 'main_article', 'cover');
     $edtn = Edition::firstOrCreate($input);
     $msg = "Added new edition! Code: {$input['edition_code']}";
     return redirect('masterdata/edition')->with('message', $msg);
 }