Ubuntu Auto Install
This allows user to do automated installation of ubuntu. Provided here a a few different files/scripts for making this easier.
I've used this to verify that d-i kernel and initramfs from -proposed work as shown in bug 1511497.
The provided 'preseed' below can be used as a fully automated installation of ubuntu. Boot with qemu like:
# note python web server is useful for this (python -m SimpleHTTPServer 9999)