ssvnc: SOCKS support, PORT=, Verify all Certs and accepted certs logging. x11vnc SSL debugging output.

x11vnc: lower -wait and -defer to 20ms. Drop client doing ultravnc stuff in -unixpw during login phase.

Thanks to Guillaume Rousse, we now use libtool to build shared libraries.

x11vnc: add Files mode to user controlled input. more ultra/tight filexfer tweaks.  rfbversion remote control. noncache/nc unixpw user opt.