add negative test for put/get DHT feature. fix bug in signature verification and in DHT unit test

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9202 a83610d8-ad2a-0410-a6ab-fc0612d85776
fix test_dht to take into account the slightly more relaxed semantics of routing_table::find_node

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9203 a83610d8-ad2a-0410-a6ab-fc0612d85776
merged fix from RC_0_16

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9205 a83610d8-ad2a-0410-a6ab-fc0612d85776
fixed typo in dht put signature parsing

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9206 a83610d8-ad2a-0410-a6ab-fc0612d85776
fix test_pex

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9209 a83610d8-ad2a-0410-a6ab-fc0612d85776
updated parser_test_results.py

git-svn-id: https://svn.code.sf.net/p/libtorrent/code/trunk@9210 a83610d8-ad2a-0410-a6ab-fc0612d85776