Log Message:
-----------
CREATE CONSTRAINT manual page wording improvements.
Michael Paesold
Modified Files:
--------------
pgsql/doc/src/sgml/ref:
create_constraint.sgml (r1.15 -> r1.16)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/create_constraint.sgml.diff?r1=1.15&r2=1.16)