Add IMPLEMENTATION.code_version to get_version methods, consolidate with PGCH.GetVerson code
Add IMPLEMENTATION.code_version to get_version methods, consolidate with PGCH.GetVerson code

MarshallBrinn/geni-ch,ahelsing/geni-ch,MarshallBrinn/geni-ch,tcmitchell/geni-ch,ahelsing/geni-ch,tcmitchell/geni-ch