Create ontology Entity, PropertyMap, and Namespace YAML files

[bhuffaker]

We need to create the new Classes that are used by our extension to CSVW.

• [x] Entity Class
  • [x] subjectEntityReference
  • [x] entities Property
  • [x] columnReferences Property
• [x] PropertyMap Class
  • [x] propertyUrl Property
• [x] Namespace Class
• [x] NamespaceProperty
  • [x] classUrl Property
  • [x] nameSpaceUrl Property

Entities:

• [x] ASN Class
• [x] AsnNumberNamespace Class
• [x] CountryIsoAlphaTwoNamespace Class
• [x] GeoCorrdinatesWgs84Namespace Class

[bhuffaker]

Added to master fad482d2996876716ca8f10516e1dfa0df35b837