[gnome-builder] Disable menubar always.

[Christian Hergert <chergert src gnome org>]

commit 1af9f5de8d3a5cd62bbe997ae40cf48c738f6e0a
Author: Anwar Sadath <sadath anwar17 gmail com>
Date:   Sun Jan 10 22:14:27 2016 +0530

    Disable menubar always.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=760368

 data/ui/ide-workbench.ui |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/data/ui/ide-workbench.ui b/data/ui/ide-workbench.ui
index 17dca7e..6840b1a 100644
--- a/data/ui/ide-workbench.ui
+++ b/data/ui/ide-workbench.ui
@@ -2,6 +2,7 @@
 <interface>
   <!-- interface-requires gtk+ 3.17 -->
   <template class="IdeWorkbench" parent="GtkApplicationWindow">
+    <property name="show-menubar">false</property>
     <child type="titlebar">
       <object class="GtkStack" id="titlebar_stack">
         <property name="visible">true</property>