Fix SGML markup

doc/src/sgml/gin.sgml

-<!-- $PostgreSQL: pgsql/doc/src/sgml/gin.sgml,v 2.1 2006/09/14 11:16:27 teodor Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/gin.sgml,v 2.2 2006/09/14 13:40:28 teodor Exp $ -->
 
 <chapter id="GIN">
 <title>GIN Indexes</title>
@@ -174,7 +174,7 @@
 	</para>
    </listitem>
   </varlistentry>
- <variablelist>
+ </variablelist>
 
 </sect1>
 

doc/src/sgml/postgres.sgml

-<!-- $PostgreSQL: pgsql/doc/src/sgml/postgres.sgml,v 1.77 2006/03/10 19:10:48 momjian Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/postgres.sgml,v 1.78 2006/09/14 13:40:28 teodor Exp $ -->
 
 <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook V4.2//EN" [
 
@@ -236,6 +236,7 @@
   &geqo;
   &indexam;
   &gist;
+  &gin;
   &storage;
   &bki;
   &planstats;

doc/src/sgml/xindex.sgml

-<!-- $PostgreSQL: pgsql/doc/src/sgml/xindex.sgml,v 1.46 2006/09/14 11:16:27 teodor Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/xindex.sgml,v 1.47 2006/09/14 13:40:28 teodor Exp $ -->
 
 <sect1 id="xindex">
  <title>Interfacing Extensions To Indexes</title>
@@ -460,7 +460,6 @@
 			   query</entry>
        <entry>4</entry>
       </row>
-      </row>
      </tbody>
     </tgroup>
    </table>