Add last actions to the repo as a reference.
Show sidekiq running processes in the background_jobs page.
Add troubleshooting info to 5.4-to-6.0.md
Show explanation .
Merge branch 'sidekiq_workers_show' of /home/git/repositories/gitlab/gitlabhq
Merge branch 'release-procedure' of /home/git/repositories/gitlab/gitlabhq
Merge branch '6_0_update_troubleshooting' of /home/git/repositories/gitlab/gitlabhq
Merge branch 'master' of github.com:gitlabhq/gitlabhq