make python bindings to work with the no-exceptions subset of libtorrent

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code/branches/RC_1_0@10505 a83610d8-ad2a-0410-a6ab-fc0612d85776
one more no-exceptions fix to python binding

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code/branches/RC_1_0@10507 a83610d8-ad2a-0410-a6ab-fc0612d85776
apply Jakob Petsovit's patch to examples CMakeLists.txt and FindLibtorrentRasterbar.cmake

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code/branches/RC_1_0@10508 a83610d8-ad2a-0410-a6ab-fc0612d85776