doc: Some improvements on CREATE POLICY and ALTER POLICY documentation

Peter Eisentraut <peter_e@gmx.net>

Commit: cbd96eff251bf92e88a13ef00df07c6caae0d411
Author: Peter Eisentraut <peter_e@gmx.net>
Date: 2015-11-24T02:36:57Z
Releases: 9.6.0
doc: Some improvements on CREATE POLICY and ALTER POLICY documentation

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PathChange+/−
doc/src/sgml/ref/alter_policy.sgml modified +4 −10
doc/src/sgml/ref/create_policy.sgml modified +81 −82

Documentation touched