title: Error when try to load html with htmlagiltypack
body: <p>I am trying to run this code</p>
  
  <pre><code>string path = "http://warisons.rssing.com/chan1729325/all_p43.html";
  HtmlAgilityPack.HtmlDocument htmlDoc = new HtmlAgilityPack.HtmlDocument();
  htmlDoc.LoadHtml(path);
  var div = htmlDoc.DocumentNode.Descendants("div");
  foreach (var x in div)
  {
      Console.WriteLine(x.Attributes["class"].Value);
  }
  </code></pre>
  
  <p>when I debug this code in <code>htmlDoc.LoadHtml(path);</code> I got this error</p>
  
  <blockquote>
    <p>Locating source for
    'd:\SVN_CHECKOUT\htmlagilitypack\Trunk\HtmlAgilityPack\HtmlDocument.cs'.
    Checksum: MD5 {4e 14 d3 b d5 30 6e 2c bf 84 ab 8a 96 82 4a 8f} The
    file
    'd:\SVN_CHECKOUT\htmlagilitypack\Trunk\HtmlAgilityPack\HtmlDocument.cs'
    does not exist. Looking in script documents for
    'd:\SVN_CHECKOUT\htmlagilitypack\Trunk\HtmlAgilityPack\HtmlDocument.cs'...
    Looking in the projects for
    'd:\SVN_CHECKOUT\htmlagilitypack\Trunk\HtmlAgilityPack\HtmlDocument.cs'.
    The file was not found in a project. Looking in directory 'C:\Program
    Files (x86)\Microsoft Visual Studio 12.0\VC\crt\src\'... Looking in
    directory 'C:\Program Files (x86)\Microsoft Visual Studio
    12.0\VC\crt\src\vccorlib\'... Looking in directory 'C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\atlmfc\src\mfc\'... Looking in
    directory 'C:\Program Files (x86)\Microsoft Visual Studio
    12.0\VC\atlmfc\src\atl\'... Looking in directory 'C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\atlmfc\include'... The debug
    source files settings for the active solution indicate that the
    debugger will not ask the user to find the file:
    d:\SVN_CHECKOUT\htmlagilitypack\Trunk\HtmlAgilityPack\HtmlDocument.cs.
    The debugger could not locate the source file
    'd:\SVN_CHECKOUT\htmlagilitypack\Trunk\HtmlAgilityPack\HtmlDocument.cs'.</p>
  </blockquote>