* upstream/master: (460 commits)
Center dropdown for pipeline's mini graph
Documentation bugfix of invalid JSON payload example of Create a commit with multiple files and actions
Fix filename method of GitlabUploader to return always real filename
Ignore CVE-2017-5029 in Nokogiri
Refactor atom builder by using xml.atom layout
Let PhantomJS load local images
Add a changelog entry
Only add a description change note when no tasks are updated
Doc: Add the need to upgrade to Go 1.8.3 in the 9.1->9.2 documentation as the upgrade fails with Go 1.5 (installed with Gitlab 8.1)
Use gitaly 0.11.2
Add the ability to perform background migrations
Always render warnings icon in orange
Fix a few translation for zh_TW
Improve Job detail view to make it refreshed in real-time instead of reloading
Attempts to run RSpec tests twice (1 retry)
ignore name validation on importing
Only show hover state on links and buttons
Use vue files for navigation tabs and buttons
doc: add example of scheduler when
Add test for u2f helper and changelog entry
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