update version numbers to 16.21

doc/Doxyfile

@@ -38,7 +38,7 @@ PROJECT_NAME           = "HEVC Test Model (HM)"
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = HM-16.20
+PROJECT_NUMBER         = HM-16.21
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

doc/software-manual.tex

@@ -191,7 +191,7 @@
 \maketitle
 \begin{abstract}
 This document is a user manual describing usage of reference software
-for the HEVC project. It applies to version 16.20
+for the HEVC project. It applies to version 16.21
 of the software.
 \end{abstract}
 

source/Lib/TLibCommon/CommonDef.h

@@ -65,7 +65,7 @@ inline Int64 abs (Int64 x) { return _abs64(x); };
 // Version information
 // ====================================================================================================================
 
-#define NV_VERSION        "16.20"                 ///< Current software version
+#define NV_VERSION        "16.21"                 ///< Current software version
 
 // ====================================================================================================================
 // Platform information