[gnome-mahjongg] Add missing F1 accelerator to show Help

[Robert Ancell <rancell src gnome org>]

commit 392562cca2505f0ef7d9403ce6369ad9748690d8
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Sun Nov 4 01:08:01 2012 -0400

    Add missing F1 accelerator to show Help
    
    https://bugzilla.gnome.org/show_bug.cgi?id=687549

 src/gnome-mahjongg.vala |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/gnome-mahjongg.vala b/src/gnome-mahjongg.vala
index bb16937..e1bfb3e 100644
--- a/src/gnome-mahjongg.vala
+++ b/src/gnome-mahjongg.vala
@@ -29,6 +29,7 @@ public class Mahjongg : Gtk.Application
         add_accelerator ("<Primary>h", "app.hint", null);
         add_accelerator ("<Primary>z", "app.undo", null);
         add_accelerator ("<Primary><Shift>z", "app.redo", null);
+        add_accelerator ("F1", "app.help", null);
         add_accelerator ("<Primary>q", "app.quit", null);
     }