pgbouncer - pgbouncer: Show local address in SHOW

Log Message:
-----------

Show local address in SHOW CLIENTS/SERVERS/SOCKETS;

Also include 'ptr' and 'link' fields in SHOW CLIENTS/SERVERS;

Modified Files:
--------------
    pgbouncer/doc:
        pgbouncer.cmdline.txt (r1.3 -> r1.4)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/doc/pgbouncer.cmdline.txt.diff?r1=1.3&r2=1.4)
    pgbouncer/src:
        admin.c (r1.17 -> r1.18)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/src/admin.c.diff?r1=1.17&r2=1.18)
        bouncer.h (r1.17 -> r1.18)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/src/bouncer.h.diff?r1=1.17&r2=1.18)
        objects.c (r1.26 -> r1.27)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/src/objects.c.diff?r1=1.26&r2=1.27)
        server.c (r1.17 -> r1.18)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/src/server.c.diff?r1=1.17&r2=1.18)
        util.c (r1.16 -> r1.17)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/src/util.c.diff?r1=1.16&r2=1.17)
        util.h (r1.6 -> r1.7)
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/src/util.h.diff?r1=1.6&r2=1.7)