Improved robustness of workers and errorhandling to avoid getting in a bad state when broker dies
Removed an ugly println, and changed a duplicate error message.
Changed the revokeworkers duplicate error message aswell
Removed an unneccessary nullcheck in RevokeWorker
Merge pull request #7 from SmartBear/SLT-552-improve-robustness-and-errorhandling

Improved robustness of workers and errorhandling to avoid getting in a b...