A simple script for creating an LV from an Ubuntu cloud image

Before you can use this, a management OS must be installed.

# Management OS LVs:
vg0-boot
vg0-root
vg0-swap

# Home directory LV:
vg0-home

# Cloud LVs:
vg0-<release>

# Create a new cloud LV:
1) Boot into then management OS
2) Run the following commands (as root):
   $ cp grub.d/15_cloud-lv /etc/grub.d/
   $ cloud-lv create <release>
   $ update-grub