Bare Metal Setup
Flash Raspian to all the SD cards
Enable ssh, wireless, rename host
sudo nano /etc/wpa_supplicant//wpa_supplicant.conf
Docker Setup
curl -sSL https://get.docker.com | sh
sudo usermod -aG docker pi
Kubernetes Setup
http://blog.kubernetes.io/2015/12/creating-raspberry-pi-cluster-running.html