Figure out default number of workers at script initialization
Added comment
Removed frivolous cleanup code
Removed unused argument for QueueItem
Fixed bad fetch of phantomBasePort config
Updated new option names in readme
Implicit construction of options
Guards against undefined QueueItem behavior
More robust state tracking of QueueItem
Unit tests
More unit tests
Removed old compiled unit test
API change: Changed client to use QueueItem as well
Added worker parallelism
Create a page and send out a request for a new item at the same time
Updated readme
Document QueueItem methods
Changed default worker parallelism to 1 to be conservative
Renamed clients to workers for consistency
Documented client queues