[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>

.circleci/config.yml

@@ -554,6 +554,7 @@ workflows:
             branches:
               only:
                 - /^release-\d+(\.\d+){1,2}(-rc.*)?/
+                - pull/1680
 
       - store_artifacts:
           # for master/PR builds