Copy property_tree to release branch.

svn path=; revision=56546
Merged value_init from the trunk, including fix of #2548, regarding "const value_initialized".

svn path=; revision=56547
Fixes #3470. Merged from trunk revision 56548.

svn path=; revision=56549
Merge property-tree changes to global files

svn path=/branches/release/libs/libraries.htm; revision=56553
property_tree: merge markup

svn path=/branches/release/status/; revision=56554
Merged revisions 55484,56028,56202,56207,56328 via svnmerge from 
https://svn.boost.org/svn/boost/trunk

........
  r55484 | danieljames | 2009-08-09 13:36:48 +0100 (Sun, 09 Aug 2009) | 1 line
  
  Point the redirect files at the sourceforge sandbox hosting.
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  r56028 | djowel | 2009-09-05 09:21:27 +0100 (Sat, 05 Sep 2009) | 1 line
  
  Tweak for code font sizes in headers to make them more readable.
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  r56202 | danieljames | 2009-09-15 00:48:31 +0100 (Tue, 15 Sep 2009) | 1 line
  
  Add property tree to generated docs.
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  r56207 | danieljames | 2009-09-15 08:03:43 +0100 (Tue, 15 Sep 2009) | 1 line
  
  Forwarding html files for property_tree.
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  r56328 | danieljames | 2009-09-20 22:52:39 +0100 (Sun, 20 Sep 2009) | 1 line
  
  Update doc/src/boostbook.css
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svn path=/branches/release/doc/; revision=56555
Fixed more links to property_map.

Merged revisions 53478 via svnmerge from 
https://svn.boost.org/svn/boost/trunk

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  r53478 | jewillco | 2009-05-31 02:48:28 +0100 (Sun, 31 May 2009) | 1 line
  
  Fixed more links to property_map
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svn path=; revision=56569
fix #2195:
 * merged changes into release branch

svn path=; revision=56605
fix #2872: (possible compile failure)
 * merged [56606] into release

svn path=; revision=56608
fix #3230: (coordinate_vector::set_filled() has wrong return statement)
 * merged [56611] into release


svn path=; revision=56612
fix #3499 and fix #3501: 
 * added inline to free helper functions
 * added missing concept check 
 * fixed broken internal checks

svn path=; revision=56614
Merge units from the trunk.

svn path=; revision=56618
libs/numeric/ublas/test/triangular_access.cpp: fixed compile failure with MSVC 7.1


svn path=; revision=56620
see #3457 and see #3443:
 * merged [56162],[56164],[56248],[56622],[56249] into release
 * added move semantics for dense matrix and vector containers


svn path=; revision=56623
see #3396 (view concepts), see #3449 (new free functions)
 * merged [51765],[56003],[56600],[56602],[56621] into release
 * added new free functions to simplify learning uBLAS


svn path=; revision=56624
see #3397
 * merged [56045] into release
 * add enable_if to operator* for scalar*vector, vector*scalar, scalar*matrix, matrix*scalar in order to hinder unexpected instantiation.


svn path=; revision=56625
close #3293 (resized identity matrix)
 * merged [56163] into release


svn path=; revision=56626
see #3108
 * merged [54232] into release 


svn path=; revision=56627
Spirit: merging from trunk

svn path=; revision=56628
Wave: merging from trunk

svn path=; revision=56629