[dasher] Hide "Append to File" option, as it isn't implemented!!!

[Patrick Welche <pwelche src gnome org>]

commit 32f10fcf2fd295b822c1f7cc71e280bb8cdb5876
Author: Patrick Welche <prlw1 cam ac uk>
Date:   Thu Aug 11 13:00:35 2011 +0100

    Hide "Append to File" option, as it isn't implemented!!!

 Data/GUI/dasher.traditional.ui |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/Data/GUI/dasher.traditional.ui b/Data/GUI/dasher.traditional.ui
index db07d0a..2060cab 100644
--- a/Data/GUI/dasher.traditional.ui
+++ b/Data/GUI/dasher.traditional.ui
@@ -49,6 +49,8 @@
           <object class="GtkAction" id="action_append">
             <property name="name">action_append</property>
             <property name="label" translatable="yes">A_ppend to fileâ</property>
+            <!-- XXX Append to file isn't implemented! -->
+            <property name="sensitive">FALSE</property>
           </object>
         </child>
         <child>