Bumping version to 2.4.3

Signed-off-by: René Nussbaumer <rn@google.com>
Reviewed-by: Iustin Pop <iustin@google.com>

NEWS

@@ -4,7 +4,7 @@ News
 Version 2.4.3
 -------------
 
-*(Released Mon, 8 Aug 2011)*
+*(Released Fri, 5 Aug 2011)*
 
 Many bug-fixes and a few small features:
 

configure.ac

 # Configure script for Ganeti
 m4_define([gnt_version_major], [2])
 m4_define([gnt_version_minor], [4])
-m4_define([gnt_version_revision], [2])
+m4_define([gnt_version_revision], [3])
 m4_define([gnt_version_suffix], [])
 m4_define([gnt_version_full],
           m4_format([%d.%d.%d%s],