Updated tuple docujmentation for new functionality.

git-svn-id: http://svn.boost.org/svn/boost/trunk@86782 b8fc166d-592f-0410-95f2-cb63ce0dd405
Corrected description.

git-svn-id: http://svn.boost.org/svn/boost/trunk@86783 b8fc166d-592f-0410-95f2-cb63ce0dd405
Added left, right, center, justify items to cater for role text alignment as for color needed for PDF.

git-svn-id: http://svn.boost.org/svn/boost/trunk@86784 b8fc166d-592f-0410-95f2-cb63ce0dd405
Ooops, make tests compatible with multiprecision testing.

git-svn-id: http://svn.boost.org/svn/boost/trunk@86785 b8fc166d-592f-0410-95f2-cb63ce0dd405
Fix up error rates for cpp_bin_float: these are higher mostly down to less accurate sine and cosine than the competition :-(

git-svn-id: http://svn.boost.org/svn/boost/trunk@86786 b8fc166d-592f-0410-95f2-cb63ce0dd405
Fix: shared libraries are in .../lib on most platforms and only in .../bin on Windows.

git-svn-id: http://svn.boost.org/svn/boost/trunk@86787 b8fc166d-592f-0410-95f2-cb63ce0dd405