title: Swift override property set hidden like ObjectiveC
body: <p>In ObjectiveC i use setHidden to invalidate intrinsic size</p>
  
  <pre><code>- (void)setHidden:(BOOL)hidden {
      super.hidden = hidden;
      [self invalidateIntrinsicContentSize];
  }
  </code></pre>
  
  <p>and then i call it on some view like</p>
  
  <pre><code>view.hidden = YES;
  </code></pre>
  
  <p>but i can't find how to do same on swift</p>