Log Message:-----------Fix completely-bogus volatility markings on pg_trgm functions.
Modified Files:-------------- pgsql/contrib/pg_trgm: pg_trgm.sql.in (r1.6 -> r1.7) (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/pg_trgm/pg_trgm.sql.in?r1=1.6&r2=1.7)
