[gimp] NEWS: keep updated

[Alexandre Prokoudine <aprokoudine src gnome org>]

commit 299a258237f3b5309068b73b310cbd49a10d8fe7
Author: Alexandre Prokoudine <alexandre prokoudine gmail com>
Date:   Fri Apr 6 00:44:15 2018 +0300

    NEWS: keep updated

 NEWS |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 27c95f3..ea781ee 100644
--- a/NEWS
+++ b/NEWS
@@ -15,7 +15,7 @@ Overview of Changes from GIMP 2.10.0 RC1 to GIMP 2.10.0
 
 Core:
 
-  - Symmetries are saved as image parasites.
+  - Symmetries are now preserved in XCF files (saved as image parasites).
   - New runtime option --show-debug-menu in order to make the File >
     Debug menu visible.
   - Do not show invisible actions in search dialog.
@@ -28,6 +28,11 @@ Core:
   - Plug-ins debugging on crashes through --stack-trace-mode CLI option
     improved to handle more case.
 
+User interface:
+
+  - Lighter and Grey themes remove for now, Dark theme rewritten from
+    scratch to get rid of various usability issues and glitches.
+
 Configurability:
 
   - In Preferences > Dialog Defaults, new section "Filter Dialogs"