[evolution-ews] NEWS update for 3.21.91

[Milan Crha <mcrha src gnome org>]

commit cf6f1ba06669fb2f673b3ac377b4ce1148bfcf1d
Author: Milan Crha <mcrha redhat com>
Date:   Mon Aug 29 15:11:35 2016 +0200

    NEWS update for 3.21.91

 NEWS |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index c0de158..94132f5 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,12 @@
+Evolution-EWS 3.21.91 2016-08-29
+--------------------------------
+
+Translations:
+       Piotr Drąg (pl)
+       Мирослав Николић (sr)
+       Мирослав Николић (sr@latin)
+       Matej Urbančič (sl)
+
 Evolution-EWS 3.21.90 2016-08-15
 --------------------------------