Log Message:
-----------
Add comments about VACUUM to free space map docs.
Joshua D. Drake
Modified Files:
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pgsql/doc/src/sgml:
config.sgml (r1.156 -> r1.157)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml?r1=1.156&r2=1.157)
pgsql/doc/src/sgml/ref:
vacuum.sgml (r1.49 -> r1.50)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/vacuum.sgml?r1=1.49&r2=1.50)