Merge change to index.html for snapshot.

[SVN r71955]

index.html

@@ -14,7 +14,7 @@
         <a href="index.html">
         <img src="boost.png" alt="boost.png (6897 bytes)" align="middle" width="277" height="86" border="0"></a></td>
       <td width="337" align="middle">
-      <h2 style="text-align: center">Release 1.47.0</h2>
+      <h2 style="text-align: center">Snapshot</h2>
       </td>
     </tr>
   </table>
@@ -55,7 +55,11 @@
 
   <h3>Changes in this release</h3>
 
-  <p>This release includes ? new libraries ()
+  <p>This release includes 4 new libraries
+  (<a href="libs/chrono/index.html">Chrono</a>,
+  <a href="libs/geometry/index.html">Geometry</a>,
+  <a href="libs/phoenix/index.html">Phoenix</a> and
+  <a href="libs/ratio/index.html">Ratio</a>)
   as well as updates to many existing libraries. See
   <a href="http://www.boost.org/users/history/version_1_47_0">Release
   History</a> for more information.</p>