[gimp] NEWS: update the list of contributors

[Alexandre Prokoudine <aprokoudine src gnome org>]

commit c5f94c1f2700b6939a82d086b85af6aec0bfa288
Author: Alexandre Prokoudine <alexandre prokoudine gmail com>
Date:   Tue Oct 10 21:18:38 2017 +0300

    NEWS: update the list of contributors

 NEWS |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)
---
diff --git a/NEWS b/NEWS
index d9936da..656e711 100644
--- a/NEWS
+++ b/NEWS
@@ -73,7 +73,7 @@ PDB:
 Translations:
 
   - Updated: Catalan, Croatian, Galician, German, Greek, Hungarian,
-    Indonesian, Italian, Polish, Russian, Spanish.
+    Icelandic, Indonesian, Italian, Polish, Russian, Spanish.
 
 Building:
 
@@ -83,8 +83,11 @@ Building:
 
 Contributors:
 
-Piotr Drąg, Tobias Ellinghaus, Ell, Lionel N, Michael Natterer, Jehan Pagès,
-Juan Palacios, Michael Schumacher.
+Marco Ciampa, Fran Dieguez, Piotr Drąg, Tobias Ellinghaus, Ell,
+Sveinn í Felli, gogo, Luis Angel Gonzo, Øyvind Kolås, Thomas Manni,
+Jordi Mas, Balázs Meskó, Lionel N, Michael Natterer, Jehan Pagès,
+Juan Palacios, Alexandre Prokoudine, Michael Schumacher,
+Dimitris Spingos, Andika Triwidada.
 
 Overview of Changes from GIMP 2.9.4 to GIMP 2.9.6
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