Open modular system requirements, architecture and tools- First version

Technical description of the PTO service and policy requirements, along with definition of the architecture of the system. Related tasks: T3.5, T3.6The target of the deliverable is to define the overall architecture of the platform and the transport services' policy requirement and their impact to the architecture.The first version of the deliverable will describe the proposed system architecture and provide a first version of the policy requirements of the the PTOs, based on the defined use cases and ODDs for each operator and deployment site.