attempt to speed up client_test's loading of torrents

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9552 a83610d8-ad2a-0410-a6ab-fc0612d85776
fix valgrind build

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9553 a83610d8-ad2a-0410-a6ab-fc0612d85776
ignore unused parts of the internet on the DHT by default

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9554 a83610d8-ad2a-0410-a6ab-fc0612d85776
clean up assert related defines and debuf-only fields less error-prone. fix missing initialization in file_pool caused by mistake in defines under which the debug field was initialized

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9556 a83610d8-ad2a-0410-a6ab-fc0612d85776
more build fixes and cleaning up

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9557 a83610d8-ad2a-0410-a6ab-fc0612d85776