Merge "Persist test status to handle config interruptions" into nougat-cts-dev am: 4cad58e58d am: 4a4fa0b6c6 am: c2647e0260 am: 6018fa0cbe am: adca5dd923
am: 7be06ccdbd

Change-Id: I35b10fd2a2669ef1950697fbfd77d621ab5a3bdf