[MM-36432][MM-37072][MM-37073] Logic to support Focalboard and Playbooks tabs (#1680)

* Tab stuff

* Inter-tab navigation

* Close tab functionality

* [MM-36342][MM-37072] Logic to support Focalboard and Playbooks tabs

* Update to version 5.0

* Update config.yml

* Updated routes

* Update names for products

* [MM-37073] Close unneeded tabs when not using v6.0

* Merge'd

* Update config.yml

* Update config.yml

* Fix menu names

* PR feedback

* blank

* blank

* blank

* PR feedback

* Update config.yml

* PR feedback

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

src/types/server.ts

@@ -0,0 +1,9 @@
+// Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+export type RemoteInfo = {
+    name: string;
+    serverVersion?: string;
+    hasFocalboard?: boolean;
+    hasPlaybooks?: boolean;
+};