2020-01-30 Fred Gleason <fredg@paravelsystems.com>

* Added a 'RDLIBRARY.CD_SERVER_TYPE' field to the database.
	* Added an 'RDLIBRARY.MB_SERVER' field to the database.
	* Incremented the database version to 312.
	* Added a 'CD Metadata Source' dropdown to the 'Configure RDLibrary'
	dialog in rdadmin(1).
	* Added a 'Dummy' CD metadata lookup source in the 'RDDummyLookup'
	class.
	* Added a 'CUTS.TRACK_MBID' field to the database.
	* Added a 'CUTS.RELEASE_MBID' field to the database.

lib/rddummylookup.cpp

@@ -0,0 +1,39 @@
+//   rddummylookup.cpp
+//
+//   RDDiscLookup instance class for dummy lookup
+//
+//   (C) Copyright 2003-2020 Fred Gleason <fredg@paravelsystems.com>
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU Library General Public License 
+//   version 2 as published by the Free Software Foundation.
+//
+//   This program is distributed in the hope that it will be useful,
+//   but WITHOUT ANY WARRANTY; without even the implied warranty of
+//   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//   GNU General Public License for more details.
+//
+//   You should have received a copy of the GNU General Public
+//   License along with this program; if not, write to the Free Software
+//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+//
+
+#include "rddummylookup.h"
+
+RDDummyLookup::RDDummyLookup(const QString &caption,FILE *profile_msgs,
+			     QWidget *parent)
+  : RDDiscLookup(caption,profile_msgs,parent)
+{
+}
+
+
+QString RDDummyLookup::sourceName() const
+{
+  return QString();
+}
+
+
+void RDDummyLookup::lookupRecord()
+{
+}