Ubuntu Raring is broken

We need flash-kernels postinstall script modified like:

=== modified file 'debian/flash-kernel-installer.postinst'
--- debian/flash-kernel-installer.postinst      2012-12-04 17:24:49 +0000
+++ debian/flash-kernel-installer.postinst      2013-03-18 17:12:33 +0000
@@ -72,6 +72,9 @@
        ;;
        *)
                latest_version=$(in-target --pass-stdout sh -c 'linux-version list | linux-version sort | tail -n1')
+               if ! "$latest_version"; then
+                       latest_version=$(uname -r)
+               fi
                mount -o bind /dev /target/dev
                in-target update-initramfs -c -k $latest_version
                umount /target/dev || true

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>