Handle change in format of Debian /usr/share/dns/root.ds.
diff --git a/debian/changelog b/debian/changelog
index 292c2b8..afe9670 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -3,6 +3,8 @@
    * New upstream.
    * Don't register as a resolvconf source when config file
 	includes port=0 to disable DNS.
+   * Handle gratuitous format change in /usr/share/dns/root.ds
+	(closes: #858506) (closes: #860064) 
 	
  -- Simon Kelley <simon@thekelleys.org.uk>  Tue, 11 Apr 2017 14:19:20 +0000