ConceptApi: Add "mappings" to default properties parameter

This will load embedded mappings, e.g. from DANTE, by default.

src/providers/concept-api-provider.js

@@ -93,7 +93,7 @@ export default class ConceptApiProvider extends BaseProvider {
     this.has.auth = _.get(this._config, "auth.key") != null
     this._defaultParams = {
       // Default parameters mostly for DANTE
-      properties: "+created,issued,modified,editorialNote,scopeNote,note,definition",
+      properties: "+created,issued,modified,editorialNote,scopeNote,note,definition,mappings",
     }
   }