Add msg:NeedMessage to ontology
rdfs:isDefinedBy <http://purl.org/webofneeds/message> .
+### http://purl.org/webofneeds/message#NeedMessage
+
+:NeedMessage rdf:type owl:Class ;
+
+ rdfs:subClassOf :MessageType ;
+
+ rdfs:comment "Message sent between a need's owner and the WoN node hosting the need. The message is informative only
+ and has no side effect The message is not routed to any other participant."@en ;
+
+ rdfs:isDefinedBy <http://purl.org/webofneeds/message> .
### http://purl.org/webofneeds/message#CreateMessage
