Fix the inconsistent and wrong claims that the option value in CREATE

Peter Eisentraut <peter_e@gmx.net>

Commit: 867a2a6d81d89ff2e2e7d05943e5ae72b325ba9e
Author: Peter Eisentraut <peter_e@gmx.net>
Date: 2009-02-27T07:20:00Z
Releases: 8.4.0
Fix the inconsistent and wrong claims that the option value in CREATE
FOREIGN DATA WRAPPER/SERVER/USER MAPPING is optional.

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