[dconf-editor] String change.

[Arnaud Bonatti <arnaudb src gnome org>]

commit be26958a47ab519016c43b883483c73f49f7c10b
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Thu Oct 8 23:33:40 2015 +0200

    String change.

 editor/dconf-view.vala |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/editor/dconf-view.vala b/editor/dconf-view.vala
index 390ad47..a1bdc4b 100644
--- a/editor/dconf-view.vala
+++ b/editor/dconf-view.vala
@@ -83,13 +83,13 @@ private abstract class KeyEditorDialog : Dialog
         {
             if ("m" in key.type_string)     /* warning: "<enum>" has an "m" in it */
                 /* Translators: neither the "nothing" keyword nor the "m" type should be translated; a 
"maybe type" is a type of variant that is nullable. */
-                custom_value_grid.add (warning_label (_("Use the keyword “nothing” so set a maybe type 
(beginning with “m”) to its null value. Strings should be surrounded by quotation marks.")));
+                custom_value_grid.add (warning_label (_("Use the keyword “nothing” to set a maybe type 
(beginning with “m”) to its empty value. Strings should be surrounded by quotation marks.")));
             else
                 custom_value_grid.add (warning_label (_("Strings should be surrounded by quotation 
marks.")));
         }
         else if ("m" in key.type_string)    /* warning: "<enum>" has an "m" in it */
             /* Translators: neither the "nothing" keyword nor the "m" type should be translated; a "maybe 
type" is a type of variant that is nullable. */
-            custom_value_grid.add (warning_label (_("Use the keyword “nothing” so set a maybe type 
(beginning with “m”) to its null value.")));
+            custom_value_grid.add (warning_label (_("Use the keyword “nothing” to set a maybe type 
(beginning with “m”) to its empty value.")));
     }
     private Label warning_label (string text)
     {