* master: (67 commits)
(Part 1) Resolve "Recognise when a user is trying to validate a private SSH key"
Fix auto_cancel_pending_pipelines check
Resolve "2FA should not attempt to use U2F in unsupported browsers"
Resolve "Change the BitBucket import page to indicate that its for BB Cloud only, not for on-prem BB"
Resolve "Help users find our contributing page"
Docs broken links
Refactor issue boards and get the EE changes to CE
Adds test to cover the fix in #45575
Log push output on exception
Update gitlab_chart.md
Remove top margin for bootstrap popover headers
Bump sprockets to 3.7.2 to address CVE-2018-3760
Bring changes from EE
Bring changes from EE
Simplify the decode secret step
Cleanup ruby sampler metrics
Raw diffs are served from Gitaly
add inline badges to auto devops feature list
Add more large tables to cop
Bring changes from EE
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