Merged revisions 81700,81703 from trunk:

Add overloads of make_shared and allocate_shared for arrays for E&& where E is typename boost::detail::array_base<T>::type
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Update documentation and remove unused code.
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[SVN r81716]

libs/smart_ptr

@@ -1 +1 @@
-Subproject commit 3551d17566448d40778b4de940c81db0674c44d4
+Subproject commit 08e589451029534009bcedc37c14ba1f3465a6f5