Turn the socket connections into a refcounted list - in the common case there'll...

Turn the socket connections into a refcounted list - in the common case there'll now only be one socket per smbd.
Changed the format of the wire data to (a) include a version number (V1) as the first element. (b) removed the
";)" at the end an replaced it with a "\n". Receiver can change back if needed, and now receiver can just log
"as-is" to a text file (making testing easier). Added my (C). Sorry Holger, but I've changed quite a bit now.
Jeremy.
(cherry picked from commit 7ea95c19305a2fb6efc95acc4e96f083e31f6c6f)