fix error setting the apiServer to "", plus some refactors while fixing test 40

src/views/HomeView.vue

@@ -539,7 +539,6 @@ export default class HomeView extends Vue {
           if (resp.status === 200) {
             await updateAccountSettings(this.activeDid, {
               isRegistered: true,
-              apiServer: "",
             });
             this.isRegistered = true;
           }