Update NEWS

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>
diff --git a/NEWS b/NEWS
index 06f42ad..8b2f8fb 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,14 @@
-libva NEWS -- summary of user visible changes.  2016-06-21
+libva NEWS -- summary of user visible changes.  2016-06-xx
 Copyright (C) 2009-2016 Intel Corporation
 
+Version 1.7.1 - DD.Sep.2016
+* Bump VA API version to 0.39.3
+* API: add support for ROI
+* Add support for VP9 encoder in VA tracer
+* Refine test cases
+* Fix the issue of not properly terminating the parsed environment values with '\0'
+  https://bugs.freedesktop.org/show_bug.cgi?id=96677
+
 Version 1.7.1 - 21.Jun.2016
 * Bump VA API version to 0.39.2
 * API: add support for VP9 8bit encode