ooni: tls_handshake.py does not properly handle socket timeouts
[!] [Failure instance: Traceback: <class 'socket.timeout'>: timed out
/home/isis/code/torproject/ooni-probe/ooni/runner.py:233:runTestCasesWithInput
/home/isis/.virtualenvs/ooni/local/lib/python2.7/site-packages/twisted/internet/defer.py:134:maybeDeferred
/home/isis/code/torproject/ooni-probe/nettests/experimental/tls_handshake.py:652:test_tlsv1_handshake
/home/isis/.virtualenvs/ooni/local/lib/python2.7/site-packages/twisted/internet/defer.py:1187:unwindGenerator
--- <exception caught here> ---
/home/isis/.virtualenvs/ooni/local/lib/python2.7/site-packages/twisted/internet/defer.py:1045:_inlineCallbacks
/home/isis/code/torproject/ooni-probe/nettests/experimental/tls_handshake.py:644:deferMakeConnection
/home/isis/code/torproject/ooni-probe/nettests/experimental/tls_handshake.py:268:makeConnection
/usr/lib/python2.7/socket.py:224:meth
]