This commit was manufactured by cvs2svn to create branch
'unlabeled-1.7.4'.

svn path=/branches/unlabeled-1.7.4/boost/boost/python/; revision=12863
Changes for MPL v2

svn path=/branches/unlabeled-1.7.4/boost/boost/python/; revision=13504
More cleanups for mpl_v2

svn path=/branches/unlabeled-1.7.4/boost/boost/python/; revision=13516
Removed old branches.

svn path=/branches/unlabeled-1.7.4/boost/boost/python/; revision=38550