bubble up redis errors, restart queue if redis restarts
add test for redis failure restart recovery
corrected queue job getters #35
merged improved jobs getters
merged redis-restart-on-redis-disconnect
0.1.6
Added a CHANGELOG #42
updated CHANGELOG
Implement getJob(jobId) helper

* Provide a convenient helper to retrieve a job by ID
  * `queue.getJob(jobId).then(function(job) {});`
* Added unit test and documentation for new helper.
Merge pull request #45 from loginx/queue_getjob

Implement getJob(jobId) helper
Merge branch 'master' of https://github.com/OptimalBits/bull
try to auto respond to rpc