I also ran
$ remove-package -m 'unsupported locale, see LP#1128566' language-pack-{,gnome-}{tlh,la}{,-base}
to remove the obsolete language packs from raring.
I also ran
$ remove-package -m 'unsupported locale, see LP#1128566' language- pack-{, gnome-} {tlh,la} {,-base}
to remove the obsolete language packs from raring.