fixes to client_test

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@10096 a83610d8-ad2a-0410-a6ab-fc0612d85776
make default_storage a bit more robust

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@10097 a83610d8-ad2a-0410-a6ab-fc0612d85776
client_test fixes

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@10098 a83610d8-ad2a-0410-a6ab-fc0612d85776
merged changes from RC_1_0

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@10100 a83610d8-ad2a-0410-a6ab-fc0612d85776
merged improvement to connection_tester from RC_1_0 to trunk

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@10102 a83610d8-ad2a-0410-a6ab-fc0612d85776