added documentation for the permutation_iterator_adaptor

and linked to it from the iterator_adaptors documentation.


[SVN r11824]

iterator_adaptors.htm

@@ -124,6 +124,8 @@
        <a href="function_output_iterator.htm">Function Output Iterator Adaptor</a>
       <li>Header <tt><a href="../../boost/generator_iterator.hpp">boost/generator_iterator.hpp</a></tt><br>
        <a href="generator_iterator.htm">Generator Iterator Adaptor</a>
+      <li>Header <tt><a href="../../boost/permutation_iterator.hpp">boost/permutation_iterator.hpp</a></tt><br>
+       <a href="permutation_iterator.htm">Permutation Iterator Adaptor</a>
     </ul>
 
     <p><b><a href="../../people/dave_abrahams.htm">Dave
@@ -150,6 +152,8 @@
     <b><a href="../../people/jens_maurer.htm">Jens Maurer</a></b>
     contributed the <a href="generator_iterator.htm">generator iterator</a>
     adaptor.<br>
+    Toon Knapen contributed the <a href="permutation_iterator.htm">permutation
+    iterator</a> adaptor.<br>
 
     <h2><a name="iterator_adaptor">Class template</a>
     <tt>iterator_adaptor</tt></h2>