Bump version to 1.18.24

debian/changelog

@@ -1,3 +1,9 @@
+dpkg (1.18.24) UNRELEASED; urgency=medium
+
+  *
+
+ -- Guillem Jover <guillem@debian.org>  Mon, 06 Mar 2017 06:52:08 +0100
+
 dpkg (1.18.23) unstable; urgency=medium
 
   * Handle unmatched arch-qualified virtual packages in dpkg-genbuildinfo,