[giggle] Fix validation warnings on the AppData file

[Richard Hughes <rhughes src gnome org>]

commit 87c5106c328e111bd23c58957a5baa026de30200
Author: Richard Hughes <richard hughsie com>
Date:   Wed Jul 2 21:55:19 2014 +0100

    Fix validation warnings on the AppData file

 data/giggle.appdata.xml |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/data/giggle.appdata.xml b/data/giggle.appdata.xml
index bcdcccb..1e06e8d 100644
--- a/data/giggle.appdata.xml
+++ b/data/giggle.appdata.xml
@@ -1,17 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <application>
   <id type="desktop">giggle.desktop</id>
-  <licence>CC0</licence>
+  <metadata_license>CC0-1.0</metadata_license>
   <description>
     <p>
       Giggle is a graphical frontend for the git directory tracker.
     </p>
     <p>
-      It currently features a history viewer much like gitk and a commit GUI like git gui
+      It currently features a history viewer much like gitk and a commit GUI like git gui.
     </p>
   </description>
   <screenshots>
-    <screenshot type="default" width="1034" 
height="742">https://wiki.gnome.org/Apps/giggle?action=AttachFile&#x26;do=view&#x26;target=giggle-history.png</screenshot>
+    <screenshot type="default" width="1034" 
height="742">https://wiki.gnome.org/Apps/giggle?action=AttachFile&amp;do=get&amp;target=giggle-history.png</screenshot>
   </screenshots>
   <url type="homepage">https://wiki.gnome.org/Apps/giggle</url>
   <updatecontact>jjardon_at_gnome.org</updatecontact>