Add a TODO file
Add a TODO file

Add a TODO file with some high-level, long-term goals.

Change-Id: Ie0d814aa860b2b119ada037e43dcacec5206a7f0

openstack/ironic-lib,faizan-barmawer/ironic-lib,citrix-openstack-build/ironic-lib,NaohiroTamura/ironic-lib,faizan-barmawer/elytics