[polari] Update appdata file

[Florian Müllner <fmuellner src gnome org>]

commit 294acc108638de70442d93515983af954e4b1628
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri May 2 15:35:37 2014 +0200

    Update appdata file
    
    The Appdata specification has been updated slightly, adopt to the
    new scheme[0].
    
    [0] http://blogs.gnome.org/hughsie/2014/05/02/appdata-meet-spdx-spdx-meet-appdata/

 data/appdata/org.gnome.Polari.appdata.xml.in |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/data/appdata/org.gnome.Polari.appdata.xml.in b/data/appdata/org.gnome.Polari.appdata.xml.in
index 3e8ad3b..c2260e2 100644
--- a/data/appdata/org.gnome.Polari.appdata.xml.in
+++ b/data/appdata/org.gnome.Polari.appdata.xml.in
@@ -1,7 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright 2014 Florian Müllner <fmuellner gnome org> -->
 <application>
   <id type="desktop">org.gnome.Polari.desktop</id>
-  <licence>CC0</licence>
+  <metadata_license>CC0-1.0</metadata_license>
+  <project_license>GPL-2.0+ and LGPL-2.1+</project_license>
   <description>
     <_p>
       A simple Internet Relay Chat (IRC) client that is designed to integrate