Merge pull request #349 from tinymce/hotfix/MaterialTabFix

Fix reactive model in storybook for material tabs

Author: danoaky-tiny

stories/index.ts

@@ -123,7 +123,7 @@ storiesOf('Editor', module)
       component: MaterialTabs,
       moduleMetadata: {
         declarations: [ MaterialTabs ],
-        imports: [ BrowserAnimationsModule, MatTabsModule ]
+        imports: [ ReactiveFormsModule, FormsModule, BrowserAnimationsModule, MatTabsModule ]
       }
     })
   )

stories/materialtabs/MaterialTabs.component.ts

@@ -9,8 +9,8 @@ export class MaterialTabs implements AfterViewInit {
   @ViewChild('tabGroup', { static: false }) public tabGroup: any;
   public apiKey = apiKey;
   public activeTabIndex: number | undefined = undefined;
-  public firstEditorValue = '';
-  public secondEditorValue = '';
+  public firstEditorValue = 'First editor initial value';
+  public secondEditorValue = 'Second editor initial value';
 
   public handleTabChange(e: MatTabChangeEvent) {
     this.activeTabIndex = e.index;