"Qiana"

Подсмотрено на блоге Владимира Долгирева:

1.
apt update
apt upgrade
2.
sudo sed -i 's/saucy/trusty/' /etc/apt/sources.list.d/official-package-repositories.list
sudo sed -i 's/petra/qiana/' /etc/apt/sources.list.d/official-package-repositories.list

apt update
3.
apt dist-upgrade -y

4. apt upgrade
5. sudo reboot
Имеем: