This is a first mock implementation with very limited functionality. The idea is based on discussions during the OPC-UA control system adapter kickoff meeting and subsequent personal discussions.

git-svn-id: https://svnsrv.desy.de/desy/mtca4u/InstaCoSADev/trunk@2638 5f601a5c-88b9-47f3-b851-818f6741d00d