update from Hubert Holin; renamed index.htm to index.html

[SVN r10881]

index.htm

@@ -79,9 +79,9 @@ Standard Library.</p>
     object wrappers for deferred calls or callbacks, from Doug Gregor.</li>
   <li><a href="libs/tokenizer/index.htm">Tokenizer Library</a> added. Break a
     string into a series of tokens, from John Bandela.</li>
-  <li><a href="libs/math/special_functions/index.htm">Special functions</a>,
-    <a href="libs/math/octonion/index.htm">octonions</a>,
-    <a href="libs/math/quaternion/index.htm">quaternions</a> added,
+  <li><a href="libs/math/special_functions/index.html">Special functions</a>,
+    <a href="libs/math/octonion/index.html">octonions</a>,
+    <a href="libs/math/quaternion/index.html">quaternions</a> added,
     from Hubert Holin.
   <li><a href="libs/smart_ptr/smart_ptr.htm">Smart Pointer Library</a>:
     shared_ptr polymorphic pointers now work on more broken compilers.</li>

libs/libraries.htm

@@ -70,11 +70,11 @@ content="text/html; charset=iso-8859-1">
         - Adapt a base type into a standard conforming iterator,
         and more, from Dave Abrahams, Jeremy Siek, and John
         Potter.</li>
-    <li><a href="math/octonion/index.htm">math/octonion</a> -
+    <li><a href="math/octonion/index.html">math/octonion</a> -
         Octonions, from Hubert Holin.</li>
-    <li><a href="math/quaternion/index.htm">math/quaterion</a> -
+    <li><a href="math/quaternion/index.html">math/quaterion</a> -
         Quaterions, from Hubert Holin.</li>
-    <li><a href="math/special_functions/index.htm">math/special_functions</a> -
+    <li><a href="math/special_functions/index.html">math/special_functions</a> -
         Mathematical special functions such as atanh, sinc, and sinhc,
         from Hubert Holin.</li>
     <li><a href="utility/operators.htm">operators</a> - Templates

libs/math

@@ -1 +1 @@
-Subproject commit 2540ac7b8c9dbc385448c22cb8642fa9608ed364
+Subproject commit c9e281010bc3bc9283cb1b38570f546568d7eb4c