[Backend]Add api client for subscription portal

See merge request gitlab-org/gitlab-ee!16156

CE backport for gitlab-org/gitlab-ee!14664: Show indicator to Pipelines for merge train

See merge request gitlab-org/gitlab-ce!32025

Show indicator to Pipelines for merge train

See merge request gitlab-org/gitlab-ee!14664

Update feature flag name for Cycle Analytics

See merge request gitlab-org/gitlab-ce!32641

https://gitlab.com/gitlab-org/gitlab-ee/issues/14671

Separate feature flag for each analytics feature

Closes #14671

See merge request gitlab-org/gitlab-ee!16102

- Adding Analytics module to keep track of analytics feature flags.
- Check feature flag in analytics controllers.
- Enable Analytics workspace when at least one analytics feature is
enabled

Geo: Exit LogCursor if it has been failing for too long

Closes #14627 and #14944

See merge request gitlab-org/gitlab-ee!16408

Resolve "Snippet title whitespace"

Closes #67248

See merge request gitlab-org/gitlab-ce!32877

Add source and merge_request fields to pipeline event webhook

Closes #63338

See merge request gitlab-org/gitlab-ce!32373

Added tests for Container Scanning

Closes gitlab-org/quality/testcases#130 and gitlab-org/quality/testcases#126

See merge request gitlab-org/gitlab-ee!15785

Updated fixture to produce Container Scanning reports

Updated QA selectors as needed

Update documentation for GitHub integration

See merge request gitlab-org/gitlab-ce!32385

Update docs to reflect the new default behavior
for status check names

Make "Static status check names" default for GitHub integration

See merge request gitlab-org/gitlab-ee!15737

default GitHubService#static_context to true for new integrations

Use `ChronicDuration` in a thread-safe way

See merge request gitlab-org/gitlab-ce!32817

Replace 'chronic_duration' to 'gitlab_chronic_duration', to make
relevant method calls thread-safe.

Fix review pipeline needs blocking scheduled deploys

Closes #26893 and gitlab-ee#26893

See merge request gitlab-org/gitlab-ce!32925

Add missing `render_gfm` import to files

See merge request gitlab-org/gitlab-ce!32830

Replacing vue-resource with axios in Markdown field

Closes #61385

See merge request gitlab-org/gitlab-ce!32742

Replacing vue-resource with axios in Markdown field (EE-port)

See merge request gitlab-org/gitlab-ee!16220

(cherry picked from commit 1dd7adc634e214208b0502f47116d6559dc471b0)

- Standardize usage of quotes
- Refactor Gitlab::SubscriptionPortal::Client#parse_response
- Fix code that reads errors from HTTP response

Subscription Portal client and Create Lead service were refactored