Merge some documentation changes and inspect fixes.

Merged revisions 55370,55729,56440,56570-56571,56603,56697-56699 via svnmerge from 
https://svn.boost.org/svn/boost/trunk

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  r55370 | danieljames | 2009-08-02 19:18:14 +0100 (Sun, 02 Aug 2009) | 1 line
  
  Pass through more elements in doxygen2boostbook. Refs #3309.
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  r55729 | danieljames | 2009-08-23 11:07:25 +0100 (Sun, 23 Aug 2009) | 3 lines
  
  Add depencies on doxygen documentation to standalone documentation targets.
  
  This seems to be needed for building pdfs.
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  r56440 | danieljames | 2009-09-27 20:11:39 +0100 (Sun, 27 Sep 2009) | 1 line
  
  Fix silly error in doxygen test file.
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  r56570 | danieljames | 2009-10-04 11:37:36 +0100 (Sun, 04 Oct 2009) | 1 line
  
  Clean up some unordered TODOs.
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  r56571 | danieljames | 2009-10-04 11:37:56 +0100 (Sun, 04 Oct 2009) | 1 line
  
  Detab.
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  r56603 | danieljames | 2009-10-05 22:29:39 +0100 (Mon, 05 Oct 2009) | 1 line
  
  Various inspect fixes.
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  r56697 | danieljames | 2009-10-10 14:00:28 +0100 (Sat, 10 Oct 2009) | 1 line
  
  Add forwarding html file for accumulators.
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  r56698 | danieljames | 2009-10-10 14:01:14 +0100 (Sat, 10 Oct 2009) | 1 line
  
  Missing newline.
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  r56699 | danieljames | 2009-10-10 14:01:30 +0100 (Sat, 10 Oct 2009) | 1 line
  
  Add copyright to boostbook reference xml.
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[SVN r56702]

include/boost/unordered/detail/equivalent.hpp

@@ -257,7 +257,6 @@ namespace boost { namespace unordered_detail {
 
     // if hash function throws, or inserting > 1 element, basic exception safety
     // strong otherwise
-    // TODO: Should I special case an empty container?
     template <class H, class P, class A, class K>
     template <class I>
     void hash_equivalent_table<H, P, A, K>::insert_range(I i, I j)