Prepare index.html for release.

Not necessarily final.

[SVN r61539]

index.html

@@ -55,8 +55,7 @@
 
   <h3>Changes in this release</h3>
 
-  <p>This release includes ? new library as well as
-  updates to many existing libraries. See
+  <p>This release includes updates to many existing libraries. See
   <a href="http://www.boost.org/users/history/version_1_43_0">Release
   History</a> for more information.</p>