Fix Ubuntu codenames.

Please find attached a patch which adds appropriate codenames and
profile configuration for Ubuntu.

Patch from http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=714103
Update test package, since it uses the Ubuntu meta.

Patch from http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=714103
Add in allowed-distribution.
add allowed-distro back in; fix meta.
Noting recent changes.