New functional-ha-recovery-maas-1-9 is non-voting

[Curtis Hovey-Canonical]

We added a test specific to xenial maas 1.9 to help engineers
investigate HA issues in Maas 1.9: functional-ha-recovery-maas-1-9.

This test is current'y using xenial. There is also a test for trusty
that QA staff can run on demand to gather logs.

-- 
Curtis Hovey
Canonical Cloud Development and Operations
http://launchpad.net/~sinzui