[Pgpool-committers] pgpool - pgpool-II: Add query cache stats.

[User T-ishii]

Log Message:
-----------
Add query cache stats.
Fix unable to compile without memcached.

Modified Files:
--------------
    pgpool-II:
        child.c (r1.75 -> r1.76)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/child.c?r1=1.75&r2=1.76)
        main.c (r1.111 -> r1.112)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/main.c?r1=1.111&r2=1.112)
        pool.h (r1.94 -> r1.95)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool.h?r1=1.94&r2=1.95)
        pool_memqcache.c (r1.4 -> r1.5)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_memqcache.c?r1=1.4&r2=1.5)
        pool_memqcache.h (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_memqcache.h?r1=1.3&r2=1.4)
        pool_process_reporting.c (r1.32 -> r1.33)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_process_reporting.c?r1=1.32&r2=1.33)
        pool_proto_modules.c (r1.109 -> r1.110)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_proto_modules.c?r1=1.109&r2=1.110)
        pool_session_context.c (r1.28 -> r1.29)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_session_context.c?r1=1.28&r2=1.29)
        pool_session_context.h (r1.22 -> r1.23)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_session_context.h?r1=1.22&r2=1.23)