public function store()
 {
     $writer = new Writers();
     $writer->name = Input::get('name');
     $writer->content = Input::get('content');
     $writer->bio = Input::get('bio');
     if (Input::hasFile('image')) {
         if (Input::file('image')->isValid()) {
             $destination = public_path() . "/images/writers/";
             $filename = Input::file('image')->getClientOriginalName();
             $upload_success = Request::file('image')->move($destination, $filename);
             $writer->image = $filename;
         }
     }
     $writer->save();
     return Redirect::to('/admin/writers/' . $writer->id . '/show');
 }