Changed version number to 2.4.

Rev: nettle/ChangeLog:1.220
Rev: nettle/configure.ac:1.40

ChangeLog

+2011-09-02  Niels Mller  <nisse@amfibolit.hack.org>
+
+	* configure.ac: Changed version number to 2.4.
+
+	* Released nettle-2.3.
+
 2011-08-30  Niels Mller  <nisse@lysator.liu.se>
 
 	* testsuite/hmac-test.c: Added tests for hmac-ripemd160.

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], [2.3], [nettle-bugs@lists.lysator.liu.se])
+AC_INIT([nettle], [2.4], [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.