+Version 3.1 [21-05-2008]
+
+ o Fixes for compatibility problems with recent versions of GNU m4.
+ o Added support for TXT, RP and SRV records.
+
+Version 3.0.1 [22-11-2006]
+
+ Fixed bugs in in the FORWARD and SLAVE macros, causing it to
+ generate bogus output sometimes.
+
+Version 3.0 [20-02-2005]
+
+ One year of testing should be good enough, so releasing 2.99b as 3.0
+ with almost no changes. The only one is:
+
+ o ZONE_OPTIONS macro added, allowing to add custom options to zones.
+
Version 2.99b [21-12-2003]
This version has been almost rewritten from scratch. The syntax