added a cleanup phase before shutting down
added logging
bumped version
[TD-7559] added Resque.dead_workers
[TD-8010] added optional parameters to unregister_worker_with_heartbeat
[TD-8010] bumped revision
added MIT license
Merge pull request #3 from jonp/license

added MIT license
added configurable heartbeat interval and number of heartbeats before dead
Merge pull request #4 from jonp/configuration

added configurable heartbeat interval and number of heartbeats before dead
We weren't actually sleeping for the right amount of time
Merge pull request #6 from andytinycat/beat_bug_fix

We weren't actually sleeping for the right amount of time
added process-level heartbeats
Merge pull request #7 from jonp/process-level-heartbeats

added process-level heartbeats
merged from upstream
Merge pull request #5 from BIAINC/merge-upstream

Merge upstream