merged [80550], allowing users to force result_of to use decltype

svn path=/branches/release/boost/function/; revision=80551
Merge bug fixes to release; Fixes #7399 Fixes #7400 Fixes #7401

svn path=/branches/release/boost/function/; revision=80670
Merge doc fixes to release; Fixes #7244

svn path=/branches/release/boost/function/; revision=80694
Merge from trunk: added move assignment and move constructors to Boost.Function (fixes #7330)

svn path=/branches/release/boost/function/; revision=80738
Merged Boost.Graph changes from trunk

svn path=/branches/release/boost/function/; revision=80740
Changed version to 1.53

svn path=/branches/release/boost/function/; revision=81305
Merge deprecated macro change for Boost.LocalFunction to release; no functionality change

svn path=/branches/release/boost/function/; revision=81851
Merge macro changes for Boost.Function to release branch

svn path=/branches/release/boost/function/; revision=82054
Merge fix from trunk; Fixes #7819

svn path=/branches/release/boost/function/; revision=82280
Merged boost::algorithm::gather and updated tests for Utility, Algorithm and Utility libraries

svn path=/branches/release/boost/function/; revision=83154
merge [82960] to release, fixes #7663

svn path=/branches/release/boost/function/; revision=83381