Move handling of SQ_COMP exception case in sofree() to the top of the function along with the remainder of the reference checking code.  Move comment from body to header with remainder of comments.  Inclusion of a socket in a completed connection queue counts as a true reference, and should not be handled as an under-documented edge case.
Move handling of SQ_COMP exception case in sofree() to the top of the
function along with the remainder of the reference checking code.  Move
comment from body to header with remainder of comments.  Inclusion of a
socket in a completed connection queue counts as a true reference, and
should not be handled as an under-documented edge case.

MFC after:	3 months

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase