title: '<', hexadecimal value 0x3C, is an invalid attribute character
body: <p>I have Developed VSTO Addin. Now When I am trying to Install VSTO Addin in my machine I am getting an Exception as following.</p>
  
  <p>System.Xml.XmlException: '&lt;', hexadecimal value 0x3C, is an invalid attribute character. Line 21, position 39.</p>
  
  <p>I have checked in .vsto file at line number 21. and The line is as following.</p>
  
  <pre><code>&lt;publisherIdentity name="CN=&amp;quot;&amp;lt;itranscript.net&amp;gt;&amp;quot;"/&gt;
  </code></pre>
  
  <p>What is wrong in above line. Can anyone help me? </p>