All Primary datasets

incl. the changes discussed today, fake DOIs from Tibor's file, only missing 2 descriptions. Descriptions and other examples will follow tomorrow morning
Let's use technique #1 then, all-in-single-field, and we'll amend it we'd come across Tools and friends.   (E.g. where do we store VM image parameters, and information like for which VMM engine it was made,  with what underlying libraries, etc.)