Log Message:
-----------
Add "Most Common Implementation" row to high availablity table so the
table is less abstract. Most common implementations were already
mentioned in the text.
Modified Files:
--------------
pgsql/doc/src/sgml:
high-availability.sgml (r1.33 -> r1.34)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/high-availability.sgml?r1=1.33&r2=1.34)