Under some wait condition, Armada returns a tuple that contains an extraneous
element that causes a python error. This patch set fixes that so the method
always return a 2-tuple instead sometimes a 3-tuple.
Change-Id: I4c4dfcf03e63f03ad2adc083d39909cf4b47a27f
Signed-off-by: Tin Lam <tin@irrational.io>