When ldap is enabled and use "Standard" authentication method, if authentication fails
the correct tab remain selected.
This is done by saving into localStorage when the active tab changes and by always selecting that tab when
the page is loaded.
Cycle analytics second iteration frontend
## Are there points in the code the reviewer needs to double check?
Mostly typos and code guidelines.
## Why was this MR needed?
This implements the frontend part of !6859 for #23449
## Screenshots
**Initial view**
![Screen_Shot_2016-11-21_at_5.28.43_PM](/uploads/ff9cfa9c9d6c2da28c24e03e384f89af/Screen_Shot_2016-11-21_at_5.28.43_PM.png)
**Cycle Analytics with data**
![Screen_Shot_2016-11-21_at_2.09.24_PM](/uploads/18d9786c090bdd554cf786c879543302/Screen_Shot_2016-11-21_at_2.09.24_PM.png)
**User doesn't have access for a stage**
![Screen_Shot_2016-11-21_at_2.11.01_PM](/uploads/d1ea76a63f2de2224954b5f40038c488/Screen_Shot_2016-11-21_at_2.11.01_PM.png)
## Does this MR meet the acceptance criteria?
- [x] [Changelog entry](https://docs.gitlab.com/ce/development/changelog.html) added
- [ ] [Documentation created/updated](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/doc/development/doc_styleguide.md)
- [ ] API support added
- Tests
- [ ] Added for this feature/bug
- [ ] All builds are passing
- [ ] Conform by the [merge request performance guides](http://docs.gitlab.com/ce/development/merge_request_performance_guidelines.html)
- [x] Conform by the [style guides](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CONTRIBUTING.md#style-guides)
- [ ] Branch has no merge conflicts with `master` (if it does - rebase it please)
- [x] [Squashed related commits together](https://git-scm.com/book/en/Git-Tools-Rewriting-History#Squashing-Commits)
## What are the relevant issue numbers?
Closes#23449
See merge request !7366