[yelp] Add keywords to the desktop file

[Shaun McCance <shaunm src gnome org>]

commit a0c8ed998aa990a5966c3fdede53fc0be87b4719
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Nov 4 23:08:03 2012 -0500

    Add keywords to the desktop file
    
    This makes gnome-shell search more pleasant and useful.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=687606

 yelp.desktop.in.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/yelp.desktop.in.in b/yelp.desktop.in.in
index 6ff9aaa..60b0aa9 100644
--- a/yelp.desktop.in.in
+++ b/yelp.desktop.in.in
@@ -1,6 +1,7 @@
 [Desktop Entry]
 _Name=Help
 _Comment=Get help with GNOME
+_Keywords=documentation;information;manual;
 OnlyShowIn=GNOME;Unity;
 Exec=yelp %u
 Icon=help-browser