Add examples that were meant to go here in the first place, but
were accidentally added to the main branch.

svn path=/branches/unlabeled-1.2.2/boost/libs/python/; revision=9022
Fix for python::tuple.set_item() memory leak.

svn path=/branches/unlabeled-1.2.2/boost/libs/python/; revision=9316
Wrong file name replaced (instance.hpp -> singleton.hpp).

svn path=/branches/unlabeled-1.2.2/boost/libs/python/; revision=9385
This commit was manufactured by cvs2svn to create branch
'unlabeled-1.2.2'.

svn path=/branches/unlabeled-1.2.2/boost/libs/python/; revision=9442
Join ralf_grosse_kunstleve with HEAD

svn path=/branches/unlabeled-1.2.2/boost/libs/python/; revision=9444
This commit was manufactured by cvs2svn to create branch
'unlabeled-1.2.2'.

svn path=/branches/unlabeled-1.2.2/boost/boost/python/; revision=13259
Changes for MPL v2

svn path=/branches/unlabeled-1.2.2/boost/boost/python/; revision=13504