Write agent UUID to file. Add commands GET_UUID, REPLY_GET_UUID to comunicate UUID between agent and commander.
Add unit test for REPLY_GET_UUID command.
dds-protocol-lib: the SubmitCmd message has been extended with additional fields to define RMS and SSH host cfg file.
dds-protocol-lib: improved internal algorithm of conversion from message data to string fields. It is now much shorter and more secured.