Added 2 functions in ZmqMsg. One to get the data on read only mode and the other to get the size of the message

Fixed typo in python that prevented diskmanagerd to start. Also cleaned up the file for trailing spaces

        transfer and we allow it to pass through without trying to connect to the stager job.

fields to compute the signature of the opaque info.

        in a different svcClass then issue a get with the desired svcClass thus
        triggering a d2d transfer in the back.

        clean up code providing proper formatting.

Moved to rpyc 3.3, allowing to drop the ThreadPoolServer code that has now been integrated into rpyc distribution

        to the diskserver and compute the signature based only on the values of the
        opaque parameters.