* master: (76 commits)
Update "Installation from source" guide for 8.15.0
Group links spec update
Updates the font weight of button styles because of the change to system fonts
Refactor SSH keys docs
Improvements to setting up ssh
Do not reload diff for merge request made from fork when target branch in fork is updated
Add 8.12.10, 8.12.11, and 8.12.12 CHANGELOG.md items
Changes after review
Fix broken test
Adds CHANGELOG entry
Adds tests
Uniformize props name format
Replace commit icon svg logic
Replace play icon svg logic
Updated JS based on review Fixed group links dropdown to match
Update docs to reflect new defaults on omnibus
Merge branch 'jej-23867-use-mr-finder-instead-of-access-check' into 'security'
Merge branch 'html-safe-diff-line-content' into 'security'
Merge branch 'rs-filter-authentication_token' into 'security'
Merge branch 'destroy-session' into 'security'
...
Conflicts:
app/models/ci/pipeline.rb
app/models/commit_status.rb
app/views/projects/ci/pipelines/_pipeline.html.haml
app/views/projects/commit/_pipeline.html.haml
app/views/projects/pipelines/_with_tabs.html.haml
app/views/projects/pipelines/index.html.haml
lib/api/helpers.rb
