To enable the Aleph Objects Debian repository

1) First, add the repo to /etc/apt/sources.list:

-For Debian Wheezy, add the following to /etc/apt/sources.list:
deb http://download.alephobjects.com/ao/aodeb wheezy main

-For Debian Jessie, add the following to /etc/apt/sources.list:
deb http://download.alephobjects.com/ao/aodeb jessie main

2) Then add our pubkey by running this in a terminal:
wget -qO - http://download.alephobjects.com/ao/aodeb/aokey.pub | sudo apt-key add -