[vino] Fix license headers of a few files

[Vincent Untz <vuntz src gnome org>]

commit c05cbfb35d87d3caa40e67fa3b917db99d443518
Author: Vincent Untz <vuntz gnome org>
Date:   Mon Aug 27 16:24:27 2012 +0200

    Fix license headers of a few files
    
    They were mentioning GPL-3.0+ when the intent was GPL-2.0+. This has
    been confirmed by Jonh at
    https://bugzilla.gnome.org/show_bug.cgi?id=636600#c2

 capplet/vino-message-box.c    |    2 +-
 capplet/vino-message-box.h    |    2 +-
 capplet/vino-url-webservice.c |    2 +-
 capplet/vino-url-webservice.h |    2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/capplet/vino-message-box.c b/capplet/vino-message-box.c
index 5716806..37928e9 100644
--- a/capplet/vino-message-box.c
+++ b/capplet/vino-message-box.c
@@ -5,7 +5,7 @@
  * 
  * vino-message-box.c 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 3 of the License, or
+ * Free Software Foundation, either version 2 of the License, or
  * (at your option) any later version.
  * 
  * vino-message-box.c is distributed in the hope that it will be useful, but
diff --git a/capplet/vino-message-box.h b/capplet/vino-message-box.h
index 409bbe9..fa3bc80 100644
--- a/capplet/vino-message-box.h
+++ b/capplet/vino-message-box.h
@@ -5,7 +5,7 @@
  * 
  * vino-message-box.c 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 3 of the License, or
+ * Free Software Foundation, either version 2 of the License, or
  * (at your option) any later version.
  * 
  * vino-message-box.c is distributed in the hope that it will be useful, but
diff --git a/capplet/vino-url-webservice.c b/capplet/vino-url-webservice.c
index 7b44f95..43f6cc1 100644
--- a/capplet/vino-url-webservice.c
+++ b/capplet/vino-url-webservice.c
@@ -4,7 +4,7 @@
  * 
  * vino-url-webservice.c 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 3 of the License, or
+ * Free Software Foundation, either version 2 of the License, or
  * (at your option) any later version.
  * 
  * vino-url-webservice.c is distributed in the hope that it will be useful, but
diff --git a/capplet/vino-url-webservice.h b/capplet/vino-url-webservice.h
index aeb1a98..a38cb8e 100644
--- a/capplet/vino-url-webservice.h
+++ b/capplet/vino-url-webservice.h
@@ -4,7 +4,7 @@
  * 
  * vino-url-webservice.h 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 3 of the License, or
+ * Free Software Foundation, either version 2 of the License, or
  * (at your option) any later version.
  * 
  * vino-url-webservice.h is distributed in the hope that it will be useful, but