Remove NotebookViewerTab (#749)

[Preview this branch](https://cosmos-explorer-preview.azurewebsites.net/pull/749)

src/Explorer/Tabs/NotebookViewerTab.tsx

@@ -1,73 +0,0 @@
-import * as ko from "knockout";
-import * as React from "react";
-import { ReactAdapter } from "../../Bindings/ReactBindingHandler";
-import { DatabaseAccount } from "../../Contracts/DataModels";
-import * as ViewModels from "../../Contracts/ViewModels";
-import { CommandButtonComponentProps } from "../Controls/CommandButton/CommandButtonComponent";
-import {
-  NotebookViewerComponent,
-  NotebookViewerComponentProps,
-} from "../Controls/NotebookViewer/NotebookViewerComponent";
-import Explorer from "../Explorer";
-import TabsBase from "./TabsBase";
-
-interface NotebookViewerTabOptions extends ViewModels.TabOptions {
-  account: DatabaseAccount;
-  container: Explorer;
-  notebookUrl: string;
-}
-
-/**
- * Notebook Viewer tab
- */
-class NotebookViewerComponentAdapter implements ReactAdapter {
-  // parameters: true: show, false: hide
-  public parameters: ko.Computed<boolean>;
-  constructor(private notebookUrl: string) {}
-
-  public renderComponent(): JSX.Element {
-    const props: NotebookViewerComponentProps = {
-      notebookUrl: this.notebookUrl,
-      backNavigationText: undefined,
-      onBackClick: undefined,
-      onTagClick: undefined,
-    };
-
-    return this.parameters() ? <NotebookViewerComponent {...props} /> : <></>;
-  }
-}
-
-export default class NotebookViewerTab extends TabsBase {
-  public readonly html = '<div style="height: 100%" data-bind="react:notebookViewerComponentAdapter"></div>';
-  private container: Explorer;
-  public notebookUrl: string;
-
-  public notebookViewerComponentAdapter: NotebookViewerComponentAdapter;
-
-  constructor(options: NotebookViewerTabOptions) {
-    super(options);
-    this.container = options.container;
-    this.notebookUrl = options.notebookUrl;
-
-    this.notebookViewerComponentAdapter = new NotebookViewerComponentAdapter(options.notebookUrl);
-
-    this.notebookViewerComponentAdapter.parameters = ko.computed<boolean>(() => {
-      if (this.isTemplateReady() && this.container.isNotebookEnabled()) {
-        return true;
-      }
-      return false;
-    });
-  }
-
-  public getContainer(): Explorer {
-    return this.container;
-  }
-
-  protected getTabsButtons(): CommandButtonComponentProps[] {
-    return [];
-  }
-
-  protected buildCommandBarOptions(): void {
-    this.updateNavbarWithTabsButtons();
-  }
-}