message: Made comment "react-style".
diff: @@ -416,8 +416,12 @@ export default React.createClass({
  appTileBody = (
  <div className={this.state.loading ? 'mx_AppTileBody mx_AppLoading' : 'mx_AppTileBody'}>
  { this.state.loading && loadingElement }
  + { /*
  + The "is" attribute in the following iframe tag is needed in order to enable rendering of the
  + "allow" attribute, which is unknown to react 15.
  + */ }
  <iframe
  - is // This is required in order to enable passing of the "allow" property, which is unknown to react 15
  + is
  allow={iframeFeatures}
  ref="appFrame"
  src={this._getSafeUrl()}
  