[chirp_users] Chirp Daily / Ubuntu Xenial 16.04

[Dan Smith]

> I am ruining Ubuntu Xenia 16.04 and am having trouble getting the chirp
> daily update to work.  It looks like, perhaps, Ubuntu Xenial is not
> supported by the chirp daily release?

Well, Xenial isn't released yet, so this shouldn't be too surprising.
However, I just added it to the build so that it should happen on the
next build. I have something to apply so when I do that, a build will be
generated and there should be a Xenial package created.

--Dan