Wipe debconf backup cruft

debian/changelog

@@ -7,6 +7,7 @@ livecd-rootfs (0.30) gutsy; urgency=low
   * Change the maintainer in debian/control to me; so long, LaMont.
   * Install the BuildLiveCD script to doc/examples, so we have a handy
     place to yank it from, and to provide an example of our SSH trigger.
+  * Remove duplicate debconf cruft from the chroot before building.
 
  -- Adam Conrad <adconrad@ubuntu.com>  Tue, 10 Jul 2007 10:48:04 +0100
 

livecd.sh

@@ -336,6 +336,10 @@ deb-src ${SECSRCMIRROR} ${STE}-security ${COMP}
     # all done with the chroot; reset the deconf frontend, so Colin doesn't cry
     echo RESET debconf/frontend | chroot $ROOT debconf-communicate
     echo FSET debconf/frontend seen true | chroot $ROOT debconf-communicate
+
+    # And now that we're done messing with debconf, destroy the backup files:
+    rm -f ${ROOT}/var/cache/debconf/*-old
+
     # Dirty hack to mark langpack stuff as manually installed
     perl -i -nle 'print unless /^Package: language-(pack|support)/ .. /^$/;' \
         ${ROOT}/var/lib/apt/extended_states