Log Message:
-----------
Add caching of query to GIN/GiST consistent function.
Per performance gripe from nomao.com
Modified Files:
--------------
pgsql/contrib/pg_trgm:
trgm_gin.c (r1.4 -> r1.5)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/pg_trgm/trgm_gin.c?r1=1.4&r2=1.5)
trgm_gist.c (r1.14 -> r1.15)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/contrib/pg_trgm/trgm_gist.c?r1=1.14&r2=1.15)