/**
  * Update the specified resource in storage.
  *
  * @param  Request  $request
  * @param  int  $id
  * @return Response
  */
 public function update(Request $request, $id)
 {
     $terminal = Terminal::findOrFail($id);
     $this->validate($request, ['terminal' => 'required|max:100']);
     $terminal->terminal = $request->terminal;
     $terminal->active = $request->active == '1' ? 1 : 0;
     $terminal->update();
     Session::flash('flash_message', 'Terminal successfully updated!');
     return redirect()->route("terminal.index");
 }