message: Make staging widgets work with live and vice versa.
diff: @@ -72,8 +72,17 @@ export default React.createClass({
  // Returns true if props.url is a scalar URL, typically https://scalar.vector.im/api
  isScalarUrl: function() {
  - const scalarUrl = SdkConfig.get().integrations_rest_url;
  - return scalarUrl && this.props.url.startsWith(scalarUrl);
  + let scalarUrls = SdkConfig.get().integrations_widgets_urls;
  + if (!scalarUrls || scalarUrls.length == 0) {
  + scalarUrls = [SdkConfig.get().integrations_rest_url];
  + }
  +
  + for (let i = 0; i < scalarUrls.length; i++) {
  + if (this.props.url.startsWith(scalarUrls[i])) {
  + return true;
  + }
  + }
  + return false;
  },
  isMixedContent: function() {
  