pgsql-server: Modify: < * Order heap pointers on hash index pages by

Log Message:
-----------
Modify:

< * Order heap pointers on hash index pages by hash value and ctid

* Allow hash buckets to fill disk pages, rather than being sparse

Modified Files:
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pgsql-server/doc:
TODO (r1.1268 -> r1.1269)
(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/doc/TODO.diff?r1=1.1268&amp;r2=1.1269)