Fix Markdown styling inside reference links

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/18096.

Based off https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/6609.

See merge request !7169

Fix project visibility level link

Fix wrong syntax for link generation.

See merge request !7201

Update tags.md

See merge request !7202

Fixes: https://gitlab.com/gitlab-org/gitlab-ce/issues/18096

Optimize group labels page

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/23684

Closes https://gitlab.com/gitlab-org/gitlab-ee/issues/1148

See merge request !7123

Updated positioning of copy file path button in diffs

## What does this MR do?

Updated the positioning of the copy file path button in diffs.

## Screenshots (if relevant)

![Screen_Shot_2016-10-31_at_16.53.24](/uploads/53de39ce550855f86b90d2d9fc227f95/Screen_Shot_2016-10-31_at_16.53.24.png)

## What are the relevant issue numbers?

Closes #23591

See merge request !7203

GrapeDSL for branches endpoints

No changelog item as it doesn't change behaviour
Cherry-picket from !6330

See merge request !6630

Add ES array methods as cause of Phantom.js errors.

## What does this MR do?

Adds another example of something that causes a common error in JavaScript testing to the frontend dev docs.

See merge request !7102

Resolve "Clean up commit meta info view"

Updates commit page design   
Before:   
![Screen_Shot_2016-10-19_at_10.20.10_AM](/uploads/8737a9db01bffc019d8b2c71a943024b/Screen_Shot_2016-10-19_at_10.20.10_AM.png)
After:   
![Screen_Shot_2016-10-19_at_10.20.01_AM](/uploads/716cb902bd20dedc705a8f81f6536736/Screen_Shot_2016-10-19_at_10.20.01_AM.png)
![Screen_Shot_2016-10-19_at_10.27.01_AM](/uploads/4228575f50990a88bc828037d8fb99f2/Screen_Shot_2016-10-19_at_10.27.01_AM.png)
Closes #20892

See merge request !6994

[ci skip]
Signed-off-by: Rémy Coutable <remy@rymai.me>

Closes #23591

Fix builds tab visibility

closes #23951

See merge request !7178

# Conflicts:
#   app/workers/project_web_hook_worker.rb

Fix lightweight tags not processed correctly by GitTagPushService

## What does this MR do?

Fix lightweight tags not processed correctly by GitTagPushService

## Are there points in the code the reviewer needs to double check?

No

## Why was this MR needed?

Lightweight tags were being processed incorrectly, causing tag triggers to receive wrong information and not function properly.

## Does this MR meet the acceptance criteria?

- [ ] [CHANGELOG](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CHANGELOG) entry 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)
- [ ] 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 you do - rebase it please)
- [ ] [Squashed related commits together](https://git-scm.com/book/en/Git-Tools-Rewriting-History#Squashing-Commits)

## What are the relevant issue numbers?


Closes #22271

See merge request !6532

Optimize Event queries by removing default order

See merge request !7130

Remove unreferenced LFS objects from DB and fs

Fixes #3666

See merge request !5901

Remove unreferenced LFS objects from DB and fs

Fixes #3666

See merge request !5901

Bump gitlab-shell version to 4.0.0

New version includes https://gitlab.com/gitlab-org/gitlab-shell/merge_requests/102 and needed for https://gitlab.com/gitlab-org/gitlab-ce/issues/2772

See merge request !7200

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Improve docs on `gitlab-ci-token` user

See merge request !6002

Restrict teaspoon tasks introduced by !6059 to development environment.

Otherwise we get syntax errors in production environment, see https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/6059#note_17597729

See merge request !7189

Fixed sticky MR tabs positioning when sidebar is pinned

## What does this MR do?

The sticky MR tabs where positioned underneath the pinned sidebar. This fixes that by accounting for the size of the pinned nav.

## Screenshots (if relevant)

![Screen_Shot_2016-10-28_at_09.37.18](/uploads/0d23f2bb0e02d698c012c22c8653afd7/Screen_Shot_2016-10-28_at_09.37.18.png)

## What are the relevant issue numbers?

Closes #23926

See merge request !7167

Do not allow text input in dropdown while loading

## What does this MR do?
It moves the focus event of the text input of a filterable dropdown to after loading of options is complete. After the fix, the user cannot edit the while it's greyed out and loading.
## Are there points in the code the reviewer needs to double check?

## Why was this MR needed?
It fixes the bug in https://gitlab.com/gitlab-org/gitlab-ce/issues/23496.
## Screenshots (if relevant)
![https://gitlab.com/gitlab-org/gitlab-ce/uploads/a7bc2f0228fcde5a85cccb333b52f0e3/2016-10-18_12.00.54.gif](https://gitlab.com/gitlab-org/gitlab-ce/uploads/a7bc2f0228fcde5a85cccb333b52f0e3/2016-10-18_12.00.54.gif)

## What are the relevant issue numbers?
Fixes #23496

See merge request !7054

Closes #23926

Only remove right connector of first build of last stage

Only remove right connector of first build of last stage.
Closes #23849

See merge request !7179

Make internal api work with full repo path and name

## What does this MR do?

Make internal api work with full repo path and name

## Why was this MR needed?

So we can pass full repository path on filesystem from gitlab-shell instead of extracted one. We need this for nested groups support where project is can be nested under several groups. 

## What are the relevant issue numbers?

https://gitlab.com/gitlab-org/gitlab-ce/issues/2772

See merge request !7148

Create cycle analytics bundle

## What does this MR do?

Currently the cycle analytics file is being included in our application.js file & therefore including VueJS in application.js. This MR creates a cycle analytics bundle and only includes it on the cycle analytics page.

See merge request !7176

While loading, the entire dropdown is greyed out. However, The focus is on the text input, so user can input text. Move the focus event to after loading finished to fix this.