Log Message:
-----------
Update comments for PostgreSQL 9.1.
is_temp_table() has already supported PostgreSQL 9.1.
Modified Files:
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pgpool-II:
pool_select_walker.c (r1.10 -> r1.11)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpool-II/pool_select_walker.c?r1=1.10&r2=1.11)