This was breaking the spec spec/features/merge_requests/created_from_fork_spec.rb
which was trying to visit a MergeRequest after the source project was
deleted.

Conflicts:
	app/helpers/issuables_helper.rb

This was causing things to explode with having 2 versions of Vue on the page at the same. Webpack will save us once we get that merged in

Merge branch 'time-tracking-integration' of gitlab.com:gitlab-org/gitlab-ee into time-tracking-integration

Add Redis Sentinel HA docs (port from CE)

See merge request !884

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Merge branch 'time-tracking-integration' of gitlab.com:gitlab-org/gitlab-ee into time-tracking-integration

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