Requirements, KPIs, evaluation plan and architecture - First version

Summary
This deliverable will include the outcomes from Tasks 2.1, 2.2 and 2.3. More specifically, it will include the definition of SODALITE requirements and KPIs, the plan for assessing the fulfillment of requirements and KPIs in the context of the SODALITE case studies, and the initial outline of the SODALITE architecture.