[simple-scan] Put email entry in hamburger menu (was removed in design changes)

[Robert Ancell <rancell src gnome org>]

commit 5875565fd191b442e6bc8b47502eed588f04f637
Author: Robert Ancell <robert ancell canonical com>
Date:   Tue Jun 6 22:27:24 2017 +1200

    Put email entry in hamburger menu (was removed in design changes)

 src/app-window.vala |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/app-window.vala b/src/app-window.vala
index 49f8065..e760a48 100644
--- a/src/app-window.vala
+++ b/src/app-window.vala
@@ -1585,6 +1585,7 @@ public class AppWindow : Gtk.ApplicationWindow
             var gear_menu = new Menu ();
             section = new Menu ();
             gear_menu.append_section (null, section);
+            section.append (_("Email"), "app.email");
             section.append (_("Reorder Pages"), "app.reorder");
             section.append (_("Preferences"), "app.preferences");
             menu_button.set_menu_model (gear_menu);