[Pgpool-committers] pgpool - pgpool-II: Add new directive log_per_node_statement.

[User T-ishii]

Log Message:
-----------
Add new directive log_per_node_statement.
If true, print all statements to the log. Similar to log_statement except
that prints DB node id and backend process id info.

Modified Files:
--------------
    pgpool-II:
        pgpool.conf.sample (r1.27 -> r1.28)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pgpool.conf.sample?r1=1.27&r2=1.28)
        pool.h (r1.44 -> r1.45)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool.h?r1=1.44&r2=1.45)
        pool_config.c (r1.30 -> r1.31)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_config.c?r1=1.30&r2=1.31)
        pool_config.l (r1.26 -> r1.27)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_config.l?r1=1.26&r2=1.27)
        pool_process_query.c (r1.173 -> r1.174)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_process_query.c?r1=1.173&r2=1.174)
        pool_proto_modules.c (r1.24 -> r1.25)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_proto_modules.c?r1=1.24&r2=1.25)
        pool_relcache.c (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_relcache.c?r1=1.3&r2=1.4)