add missing python binding header file to tarball

git-svn-id: http://libtorrent.googlecode.com/svn@10417 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda
fix checking unit test

git-svn-id: http://libtorrent.googlecode.com/svn@10418 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda