Make tee work correctly for std::streams.  Fixes #8315.

git-svn-id: http://svn.boost.org/svn/boost/trunk@83505 b8fc166d-592f-0410-95f2-cb63ce0dd405
Fix ambiguity with C++11 std::array.

git-svn-id: http://svn.boost.org/svn/boost/trunk@83506 b8fc166d-592f-0410-95f2-cb63ce0dd405
Polygon: fixing ticket #8197 (range/algorithm conflicts with polygon).


git-svn-id: http://svn.boost.org/svn/boost/trunk@83507 b8fc166d-592f-0410-95f2-cb63ce0dd405
Chrono: Added BOOST_FORCEINLINE on duration,time_point constructors for TI compiler.

git-svn-id: http://svn.boost.org/svn/boost/trunk@83509 b8fc166d-592f-0410-95f2-cb63ce0dd405
Chrono: avoid memory leak.

git-svn-id: http://svn.boost.org/svn/boost/trunk@83510 b8fc166d-592f-0410-95f2-cb63ce0dd405
Chrono: Added thread-safe doc for now().

git-svn-id: http://svn.boost.org/svn/boost/trunk@83511 b8fc166d-592f-0410-95f2-cb63ce0dd405