Log Message:
-----------
Update H4 tag to H3 to be consistent with heading levels.
Modified Files:
--------------
pgsql/doc:
FAQ (r1.339 -> r1.340)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/FAQ.diff?r1=1.339&r2=1.340)
pgsql/doc/src/FAQ:
FAQ.html (r1.296 -> r1.297)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/FAQ.html.diff?r1=1.296&r2=1.297)