Revert LSS behavior, don't use system.workers, it's a current SK thread count, not worker count. This functionality awaits a hard SK 3.0 requirement
Fix typo in Heroku-Api link label.
Merge pull request #38 from glendudek/master

Fix typo in Heroku-Api link label.
Fix of "undefined method 'async' of nil class"

See https://github.com/JustinLove/autoscaler/issues/37 for details