Log Message:
-----------
Improve privileges discussion (mostly, mention grant options).
Modified Files:
--------------
pgsql-server/doc/src/sgml:
ddl.sgml (r1.28 -> r1.29)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/doc/src/sgml/ddl.sgml.diff?r1=1.28&r2=1.29)
pgsql-server/doc/src/sgml/ref:
grant.sgml (r1.41 -> r1.42)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/doc/src/sgml/ref/grant.sgml.diff?r1=1.41&r2=1.42)