added multi_index

[SVN r23257]

libs/libraries.htm

@@ -136,6 +136,9 @@ how to download, build, and install the libraries.</p>
     from Aleksey Gurtovoy.</li>
     <li><a href="multi_array/doc/index.html">multi_array</a> - Multidimensional 
     containers and adaptors for arrays of contiguous data, from Ron Garcia.</li>
+    <li><a href="multi_index/doc/index.html">multi_index</a> - Containers with
+    multiple STL-compatible access interfaces, from Joaqu&iacute;n M L&oacute;pez
+    Mu&ntilde;oz.</li>
     <li><a href="utility/operators.htm">operators</a> - Templates
         ease arithmetic classes and iterators, from Dave Abrahams
         and Jeremy Siek.</li>
@@ -234,6 +237,9 @@ how to download, build, and install the libraries.</p>
         and a University of Notre Dame team.</li>
     <li><a href="multi_array/doc/index.html">multi_array</a> - Multidimensional 
     containers and adaptors for arrays of contiguous data, from Ron Garcia.</li>
+    <li><a href="multi_index/doc/index.html">multi_index</a> - Containers with
+    multiple STL-compatible access interfaces, from Joaqu&iacute;n M L&oacute;pez
+    Mu&ntilde;oz.</li>
     <li><a href="property_map/property_map.html">property map</a>
         - Concepts defining interfaces which map key objects to
         value objects, from Jeremy Siek.</li>
@@ -399,6 +405,9 @@ how to download, build, and install the libraries.</p>
     <li><a href="utility/compressed_pair.htm">compressed_pair</a>
         - Empty member optimization, from John Maddock, Howard
         Hinnant, et al.</li>
+    <li><a href="multi_index/doc/index.html">multi_index</a> - Containers with
+    multiple STL-compatible access interfaces, from Joaqu&iacute;n M L&oacute;pez
+    Mu&ntilde;oz.</li>
     <li><a href="tuple/doc/tuple_users_guide.html">tuple</a> - Ease definition of functions returning multiple values, and more,
     from Jaakko Järvi.</li>
     <li><a href="variant/index.html">variant</a> - Safe, generic, stack-based