message: forward prop updates to children in Velociraptor with React.cloneElement
diff: @@ -68,7 +68,9 @@ module.exports = React.createClass({
  if (oldNode && oldNode.style.visibility == 'hidden' && c.props.style.visibility == 'visible') {
  oldNode.style.visibility = c.props.style.visibility;
  }
  - self.children[c.key] = old;
  + // clone the old element with the props (and children) of the new element
  + // so prop updates are still received by the children.
  + self.children[c.key] = React.cloneElement(old, c.props, c.props.children);
  } else {
  // new element. If we have a startStyle, use that as the style and go through
  // the enter animations
  