support read-only DHT nodes

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10379 a83610d8-ad2a-0410-a6ab-fc0612d85776
improve utp_dynamic_sock_buf option to not shrink the kernel socket buffer size to unreasonable sizes

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10380 a83610d8-ad2a-0410-a6ab-fc0612d85776
improve test_metadata_extension

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10381 a83610d8-ad2a-0410-a6ab-fc0612d85776
merge changes from RC_1_0

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10382 a83610d8-ad2a-0410-a6ab-fc0612d85776
make test_metadata_extension test uTP vs. TCP as well, and polish output

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10383 a83610d8-ad2a-0410-a6ab-fc0612d85776
fix bug in peer_connection causing it to not connect when not having metadata

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10384 a83610d8-ad2a-0410-a6ab-fc0612d85776
split time_critical and super_seeding tests out of test_swarm

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10385 a83610d8-ad2a-0410-a6ab-fc0612d85776
add assert and make test_fast_extension more reliable

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10386 a83610d8-ad2a-0410-a6ab-fc0612d85776
super seeding fix

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10387 a83610d8-ad2a-0410-a6ab-fc0612d85776
make super seeding test stricter

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10388 a83610d8-ad2a-0410-a6ab-fc0612d85776
merged changes from RC_1_0

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10389 a83610d8-ad2a-0410-a6ab-fc0612d85776
fix issue when hash checking files resulting in a short read

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10390 a83610d8-ad2a-0410-a6ab-fc0612d85776
update email from @rasterbar.com to @libtorrent.org

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10391 a83610d8-ad2a-0410-a6ab-fc0612d85776
suppress c++11 warnings on darwin

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10392 a83610d8-ad2a-0410-a6ab-fc0612d85776
make test_checking.cpp a bit nicer

git-svn-id: svn://svn.code.sf.net/p/libtorrent/code@10393 a83610d8-ad2a-0410-a6ab-fc0612d85776