added many localization markers to the front end #123

src-ui/src/app/components/dashboard/dashboard.component.ts

@@ -24,15 +24,15 @@ export class DashboardComponent implements OnInit {
     } else if (tagUsername && tagUsername.content) {
       return tagUsername.content
     } else {
-      return null
+      return "null"
     }
   }
 
   get subtitle() {
     if (this.displayName) {
-      return `Hello ${this.displayName}, welcome to Paperless-ng!`
+      return $localize`Hello ${this.displayName}, welcome to Paperless-ng!`
     } else {
-      return `Welcome to Paperless-ng!`
+      return $localize`Welcome to Paperless-ng!`
     }
   }