Ultra simple Maintenance mode / Coming soon plugin for Wordpress

1. Create a plugin folder to /plugins/ and upload the file there

2. Add new page called /maintenance/ to your wp site

3. Add simpler footer + header for /maintenance page. See examples in our theme (page-maintenance or 404 template)

4. Activate the plugin to redirect non-admin users to the maintenance page

5. Add forms to the page content / template as required