Fixes tests

Added back upcoming to milestone filter
Fixed bug that would cause the currently selected value to disappear on filters
Fixed bug that throw an error when filtering by upcoming when there is only a milestone in the past

Fix order of steps to prevent PostgreSQL errors when running migration

Supersedes https://github.com/gitlabhq/gitlabhq/pull/10100.

/cc @stanhu @rodrigomanhaes

See merge request !3355

Fix error when visiting CI root path

Closes #14528, closes #14687

See merge request !3377

Remove tabstop from the WIP toggle links

[ci skip]

See merge request !3426

Ensure private project snippets are not viewable by unauthorized people

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/14607

See merge request !1946

Fix dropdown line height

**Before**

![Screen_Shot_2016-03-28_at_5.54.37_PM](/uploads/67681da80b9104924083f13af3833553/Screen_Shot_2016-03-28_at_5.54.37_PM.png)

**After**

![Screen_Shot_2016-03-28_at_5.57.37_PM](/uploads/5df14c2d131cc88dbc75b87959f56c3c/Screen_Shot_2016-03-28_at_5.57.37_PM.png)


See merge request !3431

Fix right sidebar overlapping build section in merge request

closes #14608 

![build](/uploads/d1902f5fa335274c92ac1b1a8193466f/build.gif)


See merge request !3415

Add link to forks pages in fork counter button

closes #14412 

![fork_link](/uploads/5afef05bc592b0cf1c90ae4d154aed87/fork_link.gif)

See merge request !3387

[ci skip]

Updates sidebar to use new dropdowns for issues and merge requests

Fixes #12935, #13164 

See merge request !3175

Fix background when editing a highlighted note

Fixes #14643 

See merge request !3423

Fixes note's action bar background color when note is highlighted

Update github.md

Small ui fixes

- Dont use small font size for commits list    
- Use standard button size for new file
- Fix vertical align for files tab top navigation
- Add border bottom and margin for readme holder 


cc @skyruler @jschatz1 

See merge request !3419

Update ldap docs

Related to gitlab-org/gitlab-ee#397

@axil What do you think of moving LDAP configuration docs to `adminstration/auth/ldap.md`? Then we'll probably need to add the relevant group link configuration piece to some user group documentation. We can cross-link and deprecate the current `integration/ldap.md` location.

See merge request !3336

Back dating of issues when creating through the API

Closes #12628 

See merge request !3408

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

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

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

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

Fix cancel button on issuables

Fixes #14671

See merge request !3417

Upgrade web-console to 2.3.0

Rails 5 compatibility release.

[See the Changelog for more information](https://github.com/rails/web-console/releases/tag/v2.3.0).

Working towards #14286.

See merge request !3400

Upgrade font-awesome-rails to 4.5.0.1

Includes Rails 5 support.

[See Changelog for details](https://github.com/bokmann/font-awesome-rails/releases/tag/v4.5.0.1).

Working towards #14286.

See merge request !3399

Upgrade Brakeman from 3.1.4 to 3.2.1

Includes support for Rails 5, bug fixes, and various additional vulnerability checks.

[See Changelog for more information](https://github.com/presidentbeef/brakeman/blob/master/CHANGES).

Working towards #14286.

See merge request !3397

Upgrade Teaspoon from 1.0.1 to 1.1.5.

Includes compatibility with Rails 5.

See the changelog for more information (https://github.com/modeset/teaspoon/blob/master/CHANGELOG.md).

Working towards #14286.

See merge request !3409

Upgrade Bullet to 5.0.0

Includes Rails 5 support.

[See changelog for details](https://github.com/flyerhzm/bullet/blob/master/CHANGELOG.md).

Working towards #14286.

See merge request !3396

Fix typos in webhooks docs



See merge request !3416

Fixes https://gitlab.com/gitlab-org/gitlab-ce/issues/14660

Don't attempt to look up an avatar in repo if repo directory does not exist

Relates to https://sentry.gitlap.com/gitlab/gitlabcom/issues/3507/

Closes #14580



See merge request !3390