content: 
  import React from 'react';
  import { Meteor } from 'meteor/meteor';
  import { render } from 'react-dom';
  import 'materialize-css';
  import 'materialize-css/dist/css/materialize.css';
  
  import MainLayout from '../../ui/components/main_layout.jsx';
  
  Meteor.startup(() => {
  	Session.set('navLens', 'historical');
      render((
          <MainLayout />
      ), document.getElementById('app'));
  });