Add latest changes from gitlab-org/gitlab@master

changelogs/unreleased/30877-optimize-explore-snippets.yml

+---
+title: Show only personal snippets on explore page
+merge_request: 18092
+author:
+type: performance

changelogs/unreleased/30881-webide-mr-confirmation.yml

+---
+title: 'Fix Issue: WebIDE asks for confirmation to leave the page when committing
+  and creating a new MR'
+merge_request: 17671
+author:
+type: fixed

changelogs/unreleased/31007-limit-activity-events.yml

+---
+title: Aggregate push events when there are too many
+merge_request: 18239
+author:
+type: changed

changelogs/unreleased/31009-limit-project-hooks-services.yml

+---
+title: Don't execute webhooks/services when above limit
+merge_request: 17874
+author:
+type: performance

changelogs/unreleased/31030-when-viewing-comments-occasionally-the-users-profile-picture-will-b.yml

+---
+title: Fix broken notes avatar rendering in Chrome 77
+merge_request: 18110
+author:
+type: fixed

changelogs/unreleased/31118-do-not-use-blob-for-file-path.yml

+---
+title: Reduce Gitaly calls when viewing a commit
+merge_request: 17095
+author:
+type: performance

changelogs/unreleased/31290-mr-diffs-batch-load.yml

+---
+title: Introduce diffs_batch JSON endpoint for paginated diffs
+merge_request: 17651
+author:
+type: added

changelogs/unreleased/31329-hidden-nav-content.yml

+---
+title: Update top nav bar to fit all content in at all screen sizes
+merge_request:
+author:
+type: fixed

changelogs/unreleased/31393-when-adding-labels-in-a-merge-request-adds-them-out-of-order-until-.yml

+---
+title: Alphabetically sorts selected sidebar labels.
+merge_request: 17309
+author:
+type: fixed

changelogs/unreleased/31427-flaky-spec-finders-members_finder_spec-rb-85.yml

+---
+title: Fix Flaky spec/finders/members_finder_spec.rb:85
+merge_request: 18257
+author: Jacopo Beschi @jacopo-beschi
+type: fixed

changelogs/unreleased/31441-make-it-easy-for-includes-to-add-jobs-at-beginning-end-of-pipeline.yml

+---
+title: Add two new predefined stages to pipelines
+merge_request: 18205
+author:
+type: added

changelogs/unreleased/31492-banners-should-only-be-dismissable-by-clicking-x.yml

+---
+title: Banners should only be dismissable by clicking x button
+merge_request: 17642
+author:
+type: changed

changelogs/unreleased/31547-update-registry-tag-delete-popup-message.yml

+---
+title: Update registry tag delete popup message
+merge_request: 17257
+author:
+type: changed

changelogs/unreleased/31573-cross-project-pipeline-triggering-does-not-work-in-core.yml

+---
+title: Allow cross-project pipeline triggering with CI_JOB_TOKEN in core
+merge_request: 17251
+author:
+type: added

changelogs/unreleased/31573-cross-project-piplelines.yml

+---
+title: Port over EE pipeline functionality to CE
+merge_request: 18136
+author:
+type: changed

changelogs/unreleased/31590-tag-delete-instrumentation.yml

+---
+title: Collect docker registry related metrics
+merge_request: 17063
+author:
+type: added

changelogs/unreleased/31678-update-cluster-link-text.yml

+---
+title: Update cluster link text
+merge_request: 18322
+author:
+type: changed

changelogs/unreleased/31728-nullify-cluster-namespace-if-blank.yml

+---
+title: Nullify platform Kubernetes namespace if blank
+merge_request: 17657
+author:
+type: fixed

changelogs/unreleased/31837-sidebar-icons-jump.yml

+---
+title: Stop sidebar icons from jumping when expanded & collapsed
+merge_request: 16971
+author:
+type: fixed

changelogs/unreleased/31914-graphql-todos-query-pd.yml

+---
+title: Add ability to query todos using GraphQL
+merge_request: 18218
+author:
+type: added