Log Message:
-----------
Clarify use of btree indexes for ILIKE and ~*.
Modified Files:
--------------
pgsql/doc/src/sgml:
indices.sgml (r1.55 -> r1.56)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/indices.sgml.diff?r1=1.55&r2=1.56)