pgsql: Done: < * %Disallow changing DEFAULT expression of a SERIAL

Log Message:
-----------
Done:

< * %Disallow changing DEFAULT expression of a SERIAL column?
<
< This should be done only if the existing SERIAL problems cannot be
< fixed.
<

* -Disallow changing DEFAULT expression of a SERIAL column

Modified Files:
--------------
pgsql/doc:
TODO (r1.1901 -> r1.1902)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO.diff?r1=1.1901&amp;r2=1.1902)
pgsql/doc/src/FAQ:
TODO.html (r1.404 -> r1.405)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/TODO.html.diff?r1=1.404&amp;r2=1.405)