pgbouncer - pgbouncer: Apply fast-fail at connect time.

Log Message:
-----------
Apply fast-fail at connect time.

If server is failing, the clients get error when connecting.

Modified Files:
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pgbouncer/src:
client.c (r1.30 -> r1.31)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/src/client.c?r1=1.30&r2=1.31)
objects.c (r1.57 -> r1.58)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/src/objects.c?r1=1.57&r2=1.58)
pgbouncer/include:
objects.h (r1.9 -> r1.10)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgbouncer/pgbouncer/include/objects.h?r1=1.9&r2=1.10)