Fix Sidekiq loading (#1796)
Fix Sidekiq loading (#1796)

When Sidekiq started, it had 100% CPU load and did not finish loading
the rb files. This is because of a bug is Sidetiq:
https://github.com/tobiassvn/sidetiq/issues/31#issuecomment-23780476

This commit is a workaround for the bug.
ontohub/ontohub,ontohub/ontohub,ontohub/ontohub,ontohub/ontohub,ontohub/ontohub,ontohub/ontohub