[gnome-control-center] background: Update panel comments

[Bastien Nocera <hadess src gnome org>]

commit c2ca6faa8f371de20c67e99eafb75e700220ca7b
Author: Allan Day <allanpday gmail com>
Date:   Tue Feb 19 10:41:43 2013 +0100

    background: Update panel comments
    
    Very few of the panel comments provide information that is very
    useful. Update them to supplement the panel descriptions - this
    will make the search results more helpful.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=694110

 .../gnome-background-panel.desktop.in.in           |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/panels/background/gnome-background-panel.desktop.in.in 
b/panels/background/gnome-background-panel.desktop.in.in
index 15685fb..dcd1f0a 100644
--- a/panels/background/gnome-background-panel.desktop.in.in
+++ b/panels/background/gnome-background-panel.desktop.in.in
@@ -1,6 +1,6 @@
 [Desktop Entry]
 _Name=Background
-_Comment=Change the background
+_Comment=Change your background image to a wallpaper or photo
 Exec=gnome-control-center background
 Icon=preferences-desktop-wallpaper
 Terminal=false