message: Fix typo preventing users from adding more widgets easily
  Fixes
diff: @@ -144,7 +144,7 @@ module.exports = React.createClass({
  _launchManageIntegrations: function() {
  const IntegrationsManager = sdk.getComponent('views.settings.IntegrationsManager');
  - this._scalarClient.connect().done(() => {
  + this.scalarClient.connect().done(() => {
  const src = (this.scalarClient !== null && this.scalarClient.hasCredentials()) ?
  this.scalarClient.getScalarInterfaceUrlForRoom(this.props.room, 'add_integ') :
  null;
  