[gimp] NEWS: RGBE export added and AppStream update.

[Jehan Pagès <jehanp src gnome org>]

commit b1d413dbd992a3d5e005b9a5b805b01c570c906b
Author: Jehan <jehan girinstud io>
Date:   Sat Jan 13 03:37:38 2018 +0100

    NEWS: RGBE export added and AppStream update.

 NEWS |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 8b48e28..4c08e68 100644
--- a/NEWS
+++ b/NEWS
@@ -109,7 +109,7 @@ File formats:
     clamp anymore on export.
   - JPEG, PNG, TIFF and WebP export plug-ins updated to honor creator's
     default choice regarding metadata handling.
-  - RGBE (Radiance HDR) format files can now be imported.
+  - RGBE (Radiance HDR) format files can now be imported and exported.
 
 Building:
 
@@ -123,6 +123,8 @@ Building:
   - Require glib >= 2.54.2.
   - New dependency to mypaint-brushes-1.0 for stable MyPaint brushes
     available at installation.
+  - AppStream ID renamed from gimp.desktop to org.gimp.GIMP following
+    current convention.
 
 Translations: