title: Upgrade to NHibernate 3.2
body: <p>I have a project by NHibernate (version 2.1). For upgrade to NHibernate 3.2, what should I do?</p>
  
  <p>Do I need that upgrade following dll?</p>
  
  <ol>
  <li>Antlr3.Runtime</li>
  <li>Castle.Core</li>
  <li>Castle.DynamicProxy2</li>
  <li>NHibernate.ByteCode.Castle</li>
  </ol>
  
  <p>I could not find those dll in NHibernate 3.2. Now what should I do? </p>