Fix a bug where the infopane plugin would not show the tab for a single
conversation in a window, especially after closing a background tab.
Fixes #430 (or so I think!)
/*
* napster - Napster Protocol Plugin
*
* Copyright (C) 2000-2001, Rob Flynn <rob@marko.net>
*
* Assimilated for inclusion in the Plugin Pack:
* Copyright (C) 2006-2008 Gary Kramlich <grim@reaperworld.com>
* Copyright (C) 2007 John Bailey <rekkanoryo@rekkanoryo.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
*/
/* If you can't figure out what this line is for, DON'T TOUCH IT. */