bzr ppa updates

[John Arbash Meinel]

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Robert Collins wrote:
> beta + stable IMO: 2.2 doesn't mean anything to a new user.
> -Rob

maybe, but we currently have 2.0 and 2.1, and soon will have 2.2 as
'stable'. AFAICT we'll always have at least 2 stable releases (if not
3). And 2.0 does mean something to someone who wants to stay with their
stable release. (If nobody does, then why would we do the work to
produce it.)

John
=:->
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