_layouts/redirect.html (16 lines of code) (raw):
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="refresh" content="0;url={{ page.redirect_uri | relative_url }}"/>
<title>Page Moved</title>
{% if site.google_analytics %}
{% include google_analytics.html %}
{% endif %}
{% if site.app_insights %}
{% include app_insights.html %}
{% endif %}
</head>
<body>
This page has moved. Click <a href="{{ page.redirect_uri | relative_url }}">here</a> to go to the new page>
</body>
</html>