message: Add todo comment to renderer
diff: import * as React from 'react';
  import * as renderers from './renderers';
  +// todo replace with webpack aliasing, install @types/react-reconciler
  const createReconciler = require('./realm-adopted/react-reconciler');
  const { unstable_scheduleCallback, unstable_cancelCallback } = require('scheduler'); // eslint-disable-line camelcase
  