[Merge] lp:~phablet-team/mir/track-plug-state into lp:mir

[Alan Griffiths]

Flaky infrastructure - landing by hand

Traceback (most recent call last):
  File "/usr/lib/python3/dist-packages/softwareproperties/ppa.py", line 101, in _get_https_content_py3
    lp_page = urllib.request.urlopen(request, cafile=LAUNCHPAD_PPA_CERT)
  File "/usr/lib/python3.4/urllib/request.py", line 161, in urlopen
    return opener.open(url, data, timeout)
  File "/usr/lib/python3.4/urllib/request.py", line 463, in open
    response = self._open(req, data)
  File "/usr/lib/python3.4/urllib/request.py", line 481, in _open
    '_open', req)
  File "/usr/lib/python3.4/urllib/request.py", line 441, in _call_chain
    result = func(*args)
  File "/usr/lib/python3.4/urllib/request.py", line 1225, in https_open
    context=self._context, check_hostname=self._check_hostname)
  File "/usr/lib/python3.4/urllib/request.py", line 1184, in do_open
    raise URLError(err)
urllib.error.URLError: <urlopen error [Errno -3] Temporary failure in name resolution>

During handling of the above exception, another exception occurred:
-- 
https://code.launchpad.net/~phablet-team/mir/track-plug-state/+merge/285854
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