/**
  * Update the specified resource in storage.
  *
  * @param  Request  $request
  * @param  int  $id
  * @return Response
  */
 public function update(UpdateCategoryRequest $request, $id)
 {
     $data = $request->only(['name']);
     Category::findOrFail($id)->update($data);
     return redirect()->route('admin.' . self::URI . '.index');
 }