[Pgpool-committers] pgpool - pgpool-II: Add proper header comments.

[User T-ishii]

Log Message:
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Add proper header comments.
Use getopt_long, rather than homebrew command analysis routine.
Add --md5auth argument(just a mock up)

Modified Files:
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    pgpool-II:
        pg_md5.c (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pg_md5.c?r1=1.4&r2=1.5)