Add standard bash preamble
Add shell (including ssh) setup
Add script to image SD card with a fresh raspbian install.

Todo: Make script detect the latest version of raspbian.
Make curl follow github's redirects
Make running this script as sudo still affect the caller's home
Install tmux because it's a SERVER!
Don't trample their .vimrc if they have one.
Trap the exit command so that this script can't leave the disk full.

I had that happen to me when I use ctrl-c to break during testing. It was no fun.