Two fixes for plpgsql.sgml

Hi,

This patch fixes two issues on plpgsql.sgml. Please review them
carefully, at least the second one. Thanks.

Regards.

PS : this patch should be in context diff if my .cvsrc is correctly set
up... at least, it doesn't look like my previous patch :)


--
Guillaume.
 http://www.postgresqlfr.org
 http://dalibo.com
Index: doc/src/sgml/plpgsql.sgml
===================================================================
RCS file: /projects/cvsroot/pgsql/doc/src/sgml/plpgsql.sgml,v
retrieving revision 1.117
diff -c -r1.117 plpgsql.sgml
*** doc/src/sgml/plpgsql.sgml    26 Oct 2007 01:11:09 -0000    1.117
--- doc/src/sgml/plpgsql.sgml    28 Nov 2007 07:11:58 -0000
***************
*** 133,139 ****

      <para>
       <application>PL/pgSQL</> functions can also be declared to return
!      a <quote>set</>, or table, of any data type they can return a single
       instance of.  Such a function generates its output by executing
       <command>RETURN NEXT</> for each desired element of the result
       set, or by using <command>RETURN QUERY</> to output the result of
--- 133,139 ----

      <para>
       <application>PL/pgSQL</> functions can also be declared to return
!      a <quote>set</>, or table, or any data type they can return a single
       instance of.  Such a function generates its output by executing
       <command>RETURN NEXT</> for each desired element of the result
       set, or by using <command>RETURN QUERY</> to output the result of
***************
*** 1428,1434 ****
      WHERE fooid > 0
      LOOP
          -- can do some processing here
!         RETURN NEXT r; -- return next row of SELECT
      END LOOP;
      RETURN;
  END
--- 1428,1434 ----
      WHERE fooid > 0
      LOOP
          -- can do some processing here
!         RETURN NEXT r; -- return current row of SELECT
      END LOOP;
      RETURN;
  END