correct compare_braches.png to /compare_branches.png and make sure it works in line 25 in add-merge-request.md

Typo fix in README.md of ci quick-start docs.

Mention project name in fork notice

_Originally opened at !1186 by @axil._

- - -

I missed this one in !1070

See merge request !2897

Add runners API

References #4264

See merge request !2640

Put project visibility icon next to title

Fixes #11872

See merge request !2885

iChange `name` and `path` to `name_with_namespace` and `path_with_namespace` in `RunnerProjectDetails`

[ci skip]

[ci skip]

[ci skip]

[ci skip]

[ci skip]