Add copyright of the indicators derived from Wanderlust.

* twittering-mode.el: Add copyright of the ACTIVE/INACTIVE
indicators derived from Wanderlust.
(twittering-active-indicator-image): add the copyright as a
comment.
(twittering-inactive-indicator-image): likewise.

ChangeLog

@@ -1,3 +1,11 @@
+2010-05-15  Tadashi MATSUO  <tad@mymail.twin.jp>
+
+	* twittering-mode.el: Add copyright of the ACTIVE/INACTIVE
+	indicators derived from Wanderlust.
+	(twittering-active-indicator-image): add the copyright as a
+	comment.
+	(twittering-inactive-indicator-image): likewise.
+
 2010-05-11  Tadashi MATSUO  <tad@mymail.twin.jp>
 
 	* twittering-mode.el: Fix initialization of `twittering-tls-program'.

twittering-mode.el

@@ -1952,7 +1952,28 @@ static char *plugged[] = {
 \"            aaa                 \"
 };
 "))
-  "Image for indicator of active state.")
+  "Image for indicator of active state."
+;;; The above image is copied from `plugged.xpm' distributed with Wanderlust
+;;; by Yuuichi Teranishi <teranisi@gohome.org>.
+;;; The copyright of the image is below, which is copied from `COPYING' of
+;;; Wanderlust 2.14.
+;; Copyright (C) 1998-2001 Yuuichi Teranishi <teranisi@gohome.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, 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 GNU Emacs; see the file COPYING.  If not, write to the
+;;    Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;;    Boston, MA 02111-1307, USA.
+)
 
 (defconst twittering-inactive-indicator-image
   (when (image-type-available-p 'xpm)
@@ -1985,7 +2006,28 @@ static char * unplugged_xpm[] = {
 \"             ......             \"
 };
 "))
-  "Image for indicator of inactive state.")
+  "Image for indicator of inactive state."
+;;; The above image is copied from `unplugged.xpm' distributed with Wanderlust
+;;; by Yuuichi Teranishi <teranisi@gohome.org>.
+;;; The copyright of the image is below, which is copied from `COPYING' of
+;;; Wanderlust 2.14.
+;; Copyright (C) 1998-2001 Yuuichi Teranishi <teranisi@gohome.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, 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 GNU Emacs; see the file COPYING.  If not, write to the
+;;    Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;;    Boston, MA 02111-1307, USA.
+)
 
 (let ((props
        (when (display-mouse-p)