fetcher requires util
Add change note
Indicate in procline that manager have stopped
Do not stop heartbeat even when manager is already stopped

* Heartbeat should never stop (discussion: https://github.com/mperham/sidekiq/commit/ba8c8a57b962489333ce2cc01bdcc0aa381572b8#commitcomment-5996837)
* Test that heartbeat stores data in Redis with ttl
Switch to original proctitle better while testing
Merge pull request #1650 from theoldreader/procline

Heartbeat should never stop
Add job context to retry_exhausted error, #1655
Oops, that's an instance
Forcibly break cell content for columns that get too wide.
Merge pull request #1657 from aprescott/break-wide-column-content

Forcibly break cell content for columns that get too wide
Mention that Sidekiq 3 requires Ruby 2.0 which will prevent 1.9 installs
Merge pull request #1659 from julik/master

Mention that Sidekiq 3 requires Ruby 2.0 which will prevent 1.9 installs in the future
Update Korean locale
Merge pull request #1663 from ssut/master

Update Korean locale
Pro 1.7.0
JProfiler thanks
Dont explode on JRuby error, fixes #1653
Only call ActiveRecord::Base.clear_active_connections! if possible.

In some cases, ActiveRecord can be defined, even if
ActiveRecord::Base is not.