Common platform and HD map - First version

Summary
Technical description of the common platform and HD map. Related tasks: T3.3, T3.4The target of the deliverable is to define in detail the common open HD map model for fully automated vehicles' operation.The first version of the deliverable will identify and describe the existing HD maps of the target vehicles and describe a first version of the target HD map model, identifying the common parts of the native HD maps, and the critical differences between them that will require complex and innovative solutions.