New system ontology to store schematron and metadata about them

+# baseURI: http://www.reportinghub.no/system/schema/schematron
+
+@prefix owl:     <http://www.w3.org/2002/07/owl#> .
+@prefix rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
+@prefix rdfs:    <http://www.w3.org/2000/01/rdf-schema#> .
+@prefix schematron:  <http://www.reportinghub.no/system/schema/schematron#> .
+@prefix xsd:     <http://www.w3.org/2001/XMLSchema#> .
+
+<http://www.reportinghub.no/system/schema/schematron>
+      rdf:type owl:Ontology ;
+      owl:versionInfo "0.1.0"^^xsd:string .
+
+schematron:File
+      rdf:type owl:Class ;
+      rdfs:comment "A schematron file as uploaded by the admin. Associated with a field. The content is stored in content."^^xsd:string ;
+      rdfs:label "File"^^xsd:string ;
+      rdfs:subClassOf owl:Thing .
+
+schematron:content
+      rdf:type owl:DatatypeProperty ;
+      rdfs:comment "The XML content of the schematron file."^^xsd:string ;
+      rdfs:domain schematron:File ;
+      rdfs:label "content"^^xsd:string ;
+      rdfs:range xsd:string .
+
+schematron:fieldId
+      rdf:type owl:DatatypeProperty ;
+      rdfs:comment "The NPD id of the Field that the schematron file has been uploaded for."^^xsd:string ;
+      rdfs:domain schematron:File ;
+      rdfs:label "field id"^^xsd:string ;
+      rdfs:range xsd:string .