[update] autossh 1.2g-2

[Schulman . Andrew]

Changes:
* Expanded /usr/share/doc/autossh/README.Cygwin, to describe the NT
service mode and how to use it with cygrunsrv.

http://home.comcast.net/~andrex/cygwin/autossh/setup.hint
http://home.comcast.net/~andrex/cygwin/autossh/autossh-1.2g-2.tar.bz2
http://home.comcast.net/~andrex/cygwin/autossh/autossh-1.2
g-2-src.tar.bz2