Remove libpq++ SGML documentation.

doc/src/sgml/filelist.sgml

-<!-- $Header: /cvsroot/pgsql/doc/src/sgml/filelist.sgml,v 1.21 2002/08/05 19:43:31 petere Exp $ -->
+<!-- $Header: /cvsroot/pgsql/doc/src/sgml/filelist.sgml,v 1.22 2002/08/22 03:17:37 momjian Exp $ -->
 
 <!entity history    SYSTEM "history.sgml">
 <!entity info       SYSTEM "info.sgml">
@@ -68,7 +68,6 @@
 <!entity jdbc       SYSTEM "jdbc.sgml">
 <!entity libpgeasy  SYSTEM "libpgeasy.sgml">
 <!entity libpq      SYSTEM "libpq.sgml">
-<!entity libpqpp    SYSTEM "libpq++.sgml">
 <!entity libpgtcl   SYSTEM "libpgtcl.sgml">
 <!entity pygresql   SYSTEM "pygresql.sgml">
 <!entity lobj       SYSTEM "lobj.sgml">

doc/src/sgml/programmer.sgml

 <!--
-$Header: /cvsroot/pgsql/doc/src/sgml/Attic/programmer.sgml,v 1.39 2002/01/07 02:29:13 petere Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/Attic/programmer.sgml,v 1.40 2002/08/22 03:17:38 momjian Exp $
 
 PostgreSQL Programmer's Guide.
 -->
@@ -29,7 +29,6 @@ PostgreSQL Programmer's Guide.
 
   &libpq;
   &lobj;
-  &libpqpp;
   &libpgtcl;
   &libpgeasy;
   &ecpg;