Add editor temp/swap files to .gitignore

Change-Id: Ia4b35adff11707f9c430696b9fdbf4942511c8c9
Added a hacky plugin providing OCS install support

Totally not as bad as it could have been, but there's lots of room for
improvement. This may even evolve into some more general multi-distro
support (Debian, Ubuntu, OCS, ...)!

Change-Id: I07c012ad3438b29c773f4ac4d711d2c972956b07
Add more codenames; restrict OCS to amd64

* install chef, ocs-minimal, ocs-standard by default
* include the universe component in apt sources
* drop the /boot partition

Change-Id: I8c8400a7e0629c378697eb9f6a69d0ecbe4c069b
Now it can build a seems-to-work ocs develop image

Cool.

Change-Id: I3c1dc51f9c978f5a029d1a8491af1f0f8b7daddc
Skip prebootstrapping and zero-freeing

Change-Id: Ie5bde7a4321a4d94e49f431180935b12146ec6f0
WIP

Change-Id: I5650cc57360d13cc8860913f6f3facf9cfe5e063