Update NEWS

Signed-off-by: Xiang, Haihao <[email protected]>

Author: xhaihao

NEWS

@@ -1,6 +1,14 @@
-libva NEWS -- summary of user visible changes.  2017-05-22
+libva NEWS -- summary of user visible changes.  2017-06-xx
 Copyright (C) 2009-2017 Intel Corporation
 
+Version 1.8.3 - DD.Jun.2017
+* Bump libva to 1.8.3
+* Fix build issue on Android
+* Remove the dummy driver
+* Add traces for MB rate control / temporal layer
+* Set verbosity level between {0, 1, 2} by setting the variable LIBVA_MESSAGING_LEVEL
+  in /etc/libva.conf or by setting the environment variable LIBVA_MESSAGING_LEVEL.
+
 Version 1.8.2 - 22.May.2017
 * Bump libva to 1.8.2