/**
  * Update a conversation.
  *
  * @param \HelpScout\model\Conversation $conversation The conversation payload to PUT
  * @param bool                          $reload       Return the updated conversation if true
  *
  * @link   http://developer.helpscout.net/conversations/update/
  *
  * @todo   Write a way to handle the return payload if reload = true
  *         May require a method of its own that's run on the doPost, doPut, etc. methods
  */
 public function updateConversation(model\Conversation $conversation, $reload = false)
 {
     $reload_param = $reload ? '?reload=true' : '';
     $this->doPut('conversations/' . $conversation->getId() . '.json', $conversation->toJSON(), 200);
 }