startup failures of test suite ssh and socks servers.

the same state struct as the host auth, so both could never be used at the
same time! I fixed it (without being able to check) to use two separate
structs to allow authentication using Negotiate on host and proxy
simultanouesly.

Gather additional debug info when the test suite ssh server fails to start.

data sent in a post.

previously the second %s would wrongly get the numerical argument that is used
for the variable precision for the first %s...

are good/compatible enough to run the test suite ssh server and
socks tests

from the other day. It is time to setup the internal SSL libs and treat them
with a "handler" struct similar to how we deal with the protocols these days...

when sshd is not being identified as an OpenSSH daemon

updated external library versions to latest.

Improve wording of a couple of debug messages.

found or the OpenSSH version found

the lib was built staticly.

start so that subsequent tries are simply skipped.

callback was used, as it could wrongly pass on a bad size for the outgoing
HTTP header. The bad size would be a very large value as it was a wrapped
size_t content. This happened when the whole HTTP request failed to get sent
in one single send.  http://curl.haxx.se/mail/lib-2007-11/0165.html

#ifdef CURL_DOES_CONVERSIONS anyway! I turned it into a DEBUGASSERT() instead.

ipv6 server can't run.

do_init() and do_complete() which now are called first and last in the DO
function. It simplified the flow in multi.c and the functions got more
sensible names!