Update package versions.

ChangeLog

+2016-09-06  Niels Möller  <nisse@lysator.liu.se>
+
+	* configure.ac: Bump package version to 3.3.
+	(LIBNETTLE_MINOR): Bump library version to 6.3.
+	(LIBHOGWEED_MINOR): Bump library version to 4.3.
+
 2016-09-05  Niels Möller  <nisse@lysator.liu.se>
 
 	* curve25519.h (NETTLE_CURVE25519_RFC7748): New preprocessor

configure.ac

@@ -2,7 +2,7 @@ dnl -*- mode: shell-script; sh-indentation: 2; -*-
 
 dnl Process this file with autoconf to produce a configure script.
 
-AC_INIT([nettle], [3.2], [nettle-bugs@lists.lysator.liu.se])
+AC_INIT([nettle], [3.3], [nettle-bugs@lists.lysator.liu.se])
 AC_PREREQ(2.61)
 AC_CONFIG_SRCDIR([arcfour.c])
 # Needed to stop autoconf from looking for files in parent directories.
@@ -11,10 +11,10 @@ AC_CONFIG_AUX_DIR([.])
 AC_CONFIG_HEADER([config.h])
 
 LIBNETTLE_MAJOR=6
-LIBNETTLE_MINOR=2
+LIBNETTLE_MINOR=3
 
 LIBHOGWEED_MAJOR=4
-LIBHOGWEED_MINOR=2
+LIBHOGWEED_MINOR=3
 
 dnl Note double square brackets, for extra m4 quoting.
 MAJOR_VERSION=`echo $PACKAGE_VERSION | sed 's/^\([[^.]]*\)\..*/\1/'`