clean more files with the clean script

git-svn-id: http://libtorrent.googlecode.com/svn/trunk@9848 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda
print output from failing builds in regression tests

git-svn-id: http://libtorrent.googlecode.com/svn/trunk@9849 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda
fix python binding build

git-svn-id: http://libtorrent.googlecode.com/svn/trunk@9850 f43f7eb3-cfe1-5f9d-1b5f-e45aa6702bda