Fix for PrematureEOF 

This is for situation like below, server is badly configured, but works. With my fix JSoup can read data from server like this.

<pre>
$ curl  --raw -S -v  --ignore-content-length http://www.dotnetnuke.com/Resources/Blogs/rssid/99.aspx
* About to connect() to www.dotnetnuke.com port 80 (#0)
*   Trying 66.29.208.101...
* connected
* Connected to www.dotnetnuke.com (66.29.208.101) port 80 (#0)
> GET /Resources/Blogs/rssid/99.aspx HTTP/1.1
> User-Agent: curl/7.27.0
> Host: www.dotnetnuke.com
> Accept: */*
> 
< HTTP/1.1 200 OK
< Cache-Control: private
< Transfer-Encoding: chunked
< Content-Type: application/xml; charset=utf-8
< Server: Microsoft-IIS/7.0
< X-AspNet-Version: 4.0.30319
< Access-Control-Allow-Origin: *
< Date: Fri, 26 Apr 2013 18:44:57 GMT
< 
28c
<?xml version="1.0" encoding="utf-8"?>
<rss version="2.0">
  <channel xmlns:blog="http://www.dotnetnuke.com/blog/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/">
    <title>Alec Whittington</title>
    <description>My personal blog on DotNetNuke.</description>
    <link>http://www.dotnetnuke.com/Resources/Blogs/BlogId/99.aspx</link>
    <language>en-US</language>
    <webMaster />
    <pubDate>Fri, 26 Apr 2013 08:19:16 GMT</pubDate>
    <lastBuildDate>Fri, 26 Apr 2013 08:19:16 GMT</lastBuildDate>
    <docs>http://backend.userland.com/rss</docs>
    <generator>Blog RSS Generator Version 1.0.0.0</generator>
  </channel>
</rss>
* transfer closed with outstanding read data remaining
* Closing connection #0
curl: (18) transfer closed with outstanding read data remaining
</pre>