Dissociate new account modal from editing account on AccountListComponent.

src/accounts/accountList.component.ts

@@ -160,7 +160,17 @@ export class AccountListComponent {
      * Add an empty account.
      */
     add() {
-        return this.modify(new Account());
+        const modal = this.NgbModal.open(AccountEditModalComponent, {
+            windowClass: 'in'
+        });
+
+        modal.componentInstance.account = new Account();
+
+        modal.result.then((account: Account) => {
+            this.Logger.log("Modal closed => save account", account);
+            this.save(account);
+        }, (reason) => function(reason) {
+        });
     };
 
     /*