Commit status now requires developer role

cc/ @ayufan 

See merge request !224

Fix incorrect git_hook API docs

Docs did not match the actual API.

See merge request !225

[ci skip]

Issue sidebar collapsed hidden helper class

![Screen_Shot_2016-02-25_at_10.44.16](/uploads/dae0f74a69b191387b7e2d3c4785fb3b/Screen_Shot_2016-02-25_at_10.44.16.png)

See merge request !222

Update LDAP group links asynchronously



See merge request !190

[ci skip]

Fix adding pages domain to projects in groups

cc @rymai 

See merge request !211

Grammar and wording improvements

Improve the grammar and wording of the fast-forward merge and
rebase-before-merge documentation.

See merge request !204

CE upstream



See merge request !208

Improve the grammar and wording of the fast-forward merge and
rebase-before-merge documentation.

[ci skip]

Show project visibility level on project list

Fixes #3779

![Screen_Shot_2016-02-22_at_10.08.58](/uploads/611cc8aa2d12591d4fe6a70ba0f45d68/Screen_Shot_2016-02-22_at_10.08.58.png)

See merge request !2908

Added line links to blame table

Closes #4119

See merge request !2915

[ci skip]

Fix volatile spec.

Fixes https://gitlab.com/gitlab-org/gitlab-ee/issues/312.

See merge request !206

Ensure we don't check a commit's description for revert message if it has no description

Fixes #13631.

/cc @razer6 @grzesiek @yorickpeterse @rdavila 

See merge request !2917

Properly set `auto_link_saml_user` default value in the Settings loader.

See merge request !2922

Fixed revert button tooltip placement causing movement

Before:

![moving-tooltip](/uploads/65cb9a41e8b8114fd8ee10d68cfd8206/moving-tooltip.gif)

After:

![moving-tooltip](/uploads/a1c36eb5735dc7592c49f6b5cb1469b5/moving-tooltip.gif)

See merge request !2910

Changed the size of status indicators

![Screen_Shot_2016-02-22_at_12.53.25](/uploads/229593bf76a78a2ce658c565d805716a/Screen_Shot_2016-02-22_at_12.53.25.png)

![Screen_Shot_2016-02-22_at_12.53.36](/uploads/d328809a3288943a47bed2cf13611a03/Screen_Shot_2016-02-22_at_12.53.36.png)

Closes #12763

See merge request !2913

Fixed issue with header overflow

Fixes #13492

Before:

![Screen_Shot_2016-02-22_at_15.32.42](/uploads/aefec4e67368d0387f22448be8eea65c/Screen_Shot_2016-02-22_at_15.32.42.png)

After:

![Screen_Shot_2016-02-22_at_15.32.09](/uploads/76b0d96cd5d9a4076c9d0883aaaba003/Screen_Shot_2016-02-22_at_15.32.09.png)

See merge request !2921

Check the HEAD of branch when doing Merge When Succeeded

Implements https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/2894#note_3845158

cc @DouweM @grzesiek 


See merge request !2907

Add a Pinned Tab icon for Safari

See http://apple.co/1SCRzrw

Closes #13540

[ci skip]

See merge request !2883

Fixed issue with content in the issue sidebar disappearing

Closes #13626

See merge request !2919

Fixes #13492