Closes #26466.

When JIRA or Redmine were enabled and the branch name did not match the
matching regular expression, the `issue_iid` would be `nil`, preventing
users from creating merge requests.

Closes #43193

This reverts commit a58f8c32, reversing
changes made to cd5d75c3.

Add loading button for better UX

See https://gitlab.com/gitlab-org/gitlab-ce/issues/42928

Fix using wildcards in protected tags to expose protected variables

James Lopez authored 7 years ago and Robert Speicher committed 7 years ago

[10.4] Fix GH namespace security issue

[10.4] Fix stored XSS in code blocks

Merge branch 'security-10-4-25223-snippets-finder-doesnt-obey-feature-visibility' into 'security-10-4'

[Port for security-10-4]: Makes SnippetFinder ensure feature visibility

Adds CSS for child envrionments

See https://gitlab.com/gitlab-org/gitlab-ce/issues/42908

#39072

MergeRequest#rebase_in_progress? and MergeRequest#rebase_path were called
twice each time per request. This memoization helps reduce the overall number
of queries.

See https://gitlab.com/gitlab-org/gitlab-ee/-/jobs/51616319 as a failing
job.

Closes gitlab-org/gitlab-ee#4857