[dconf-editor] Update NEWS again.

[Arnaud Bonatti <arnaudb src gnome org>]

commit 9c961903dff92611740dff351ee6bc98cb6a826e
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Tue Mar 17 00:33:34 2015 +0100

    Update NEWS again.

 NEWS |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index d911c6b..4c3fe42 100644
--- a/NEWS
+++ b/NEWS
@@ -1,8 +1,9 @@
 dconf-editor 3.15.92
 =====================
 
-The only correction since 3.15.91 is the add back of the manpage, forgotten
+The main correction since 3.15.91 is the add back of the manpage, forgotten
 during the split. Because of that, dconf 0.23.2 is now explicitely required.
+The AppData file also validates again.
 
 Translations updated:
  Serbian