[gimp] NEWS: add implementation for Freedesktop screenshot API.

[Jehan Pagès <jehanp src gnome org>]

commit 5bce92be67d8ad0d38e33d6db4a5a3051cc70f4b
Author: Jehan <jehan girinstud io>
Date:   Sat Dec 16 21:57:33 2017 +0100

    NEWS: add implementation for Freedesktop screenshot API.

 NEWS |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index 09bb246..a3a040f 100644
--- a/NEWS
+++ b/NEWS
@@ -13,6 +13,13 @@ in NEWS.
 Overview of Changes from GIMP 2.9.6 to GIMP 2.10 RC1
 ====================================================
 
+Plug-ins:
+
+  - Screenshot with the generic Freedesktop API has been implemented. It
+    is meant to replace all desktop environment specific APIs but needs
+    to get reasonable features first. Therefore currently GNOME/KDE and
+    X11 implementations still have priority.
+
 Building:
 
   - poppler and poppler-data now hard dependencies. PDF import is