- add key word table for submitter with adeqate validations ind DatasetController.ts an model Subject.ts

- npm updates

resources/js/Dataset.ts

@@ -16,6 +16,15 @@ export interface Dataset {
     coverage: Coverage,
     errors?: IErrorMessage;
 	// async (user): Promise<void>;
+    subjects: Array<Subject>
+}
+
+export interface Subject {
+    // id: number;
+    language: string 
+    type: string;   
+    value: string;
+    external_key?: string;   
 }
 
 export interface Title {