Allow for err.stack to be undefined without exploding
v0.8.6
Merge pull request #46 from stangah/allowOptionalErrStack

Allow for err.stack to be undefined without exploding
v0.8.7
emit end after untrack
worker.failure
version++
update tests and update failure vs error emit
Merge pull request #49 from taskrabbit/worker_failure

Worker failure
notes about ruby web server
Update readme.md
show redis options
Fixed a typo
Merge pull request #53 from ChrisAntaki/patch-1

Fixed a typo
fix mutliple connect rety errors with node v0.11
package bump
version++