From: nobody@foo.com
To: nobody@foo.com
Subject: Incomplete headers

This is a demo message without any content-type and date in the headers.
This content has to be rendered as normal text without any format.

Links and emails have to be enclosed in links

http://www.google.com
Mail: nobody@localhost.com

Html tags have to be escaped

<a href="http://www.google.com">google</a>
<a> <b> <div> <pre> </pre>