improve regression test output

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9854 a83610d8-ad2a-0410-a6ab-fc0612d85776
put the regression test report in a separate directory

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9855 a83610d8-ad2a-0410-a6ab-fc0612d85776
don't export extra when building tools

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9856 a83610d8-ad2a-0410-a6ab-fc0612d85776
some error handling in regression test script

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9857 a83610d8-ad2a-0410-a6ab-fc0612d85776
run one test less

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9858 a83610d8-ad2a-0410-a6ab-fc0612d85776