Require forwardable.
Merge pull request #79 from SebastianEdwards/master

Require forwardable.
Exceptions info improvment for maxretry handler
Merge pull request #80 from warolv/maxretry-additions

Exception info improvement for maxretry handler
Quiet down heartbeat logging

The "Heartbeat: running threads" log message is now only produced at the debug log level.
Merge pull request #81 from mboeh/patch-1

Quiet down heartbeat logging
Allow setting config options through runner initialization
Modify rake task to take worker count as ENV variable
Add simple spawer to manage creating different process for different worker groups
Merge pull request #85 from ridecharge/workers_from_config_script

Workers from config script