title: Check if there any changes to realm object
body: <p>If the realmObject from a result has a value changed, is there a way to detect it?</p>
  
  <pre><code>Account account = mRealmInstance.where(Account.class).equalTo("isLoggedIn", true).findFirst();
  
  account.setName("New Name");
  
  if(account.hasChanged()){ //Is there a realmMethod for this?
  
  }
  </code></pre>