Add deliverable files for existing releases, including the script used
to generate them from launchpad and git data. This data is known to be
incomplete, and is meant as a starting point for reconstructing the full
history.
The output from running the script [1] shows that many projects we
expected to treat as deliverables do not yet have a launchpad page.
[1] http://paste.openstack.org/show/336176
Change-Id: I1a64c8b6b99ec575c00c1ebad93a5f6dc70c9718