Comment 10 for bug 840094

mythbuntu's casper hooks appear to be in the mythbuntu-live-autostart package.

$ dpkg -c ~/ubuntu/pool/universe/m/mythbuntu-live-autostart/mythbuntu-live-autostart_0.57_all.deb |grep casper
drwxr-xr-x root/root 0 2011-08-29 07:43 ./usr/share/initramfs-tools/scripts/casper-bottom/
-rwxr-xr-x root/root 814 2011-02-25 06:33 ./usr/share/initramfs-tools/scripts/casper-bottom/46disable_services
-rwxr-xr-x root/root 1484 2010-09-12 15:25 ./usr/share/initramfs-tools/scripts/casper-bottom/47fixup_icons
-rwxr-xr-x root/root 588 2010-08-25 17:46 ./usr/share/initramfs-tools/scripts/casper-bottom/48maybe_ubiquity
$