=======
CHANGES
=======

0.2 (2012-07-25)
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   * got rid of sterch.logfile
   * metadirective error rising fixed
   * multiple initial stages when the only is defined fixed
   * git rid of zope.app.component in the testcases
   
0.1.2 (2011-11-25)
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   * An error in raising ConfigurationError has been fixed (conveyor metadirective)

0.1.1 (2011-11-25)
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   * missing files have been added to the distribution
   
0.1 (2011-03-17)
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	* regular workers: 
		- FirstWorker (utilizes only one queue to put initial tasks)
		- Worker (utilizes two queues, usually one for input 2nd for output)
		- LastWorker (utilizes only one queue to complete final tasks)
	
	* worker groups
		- Group --- group of workers (usually it groups workers that performs similar tasks)
		
	* stages --- data processing stages
		- FirstStage --- first tasks processing stage (tasks generation)
		- Stage --- regular tasks execution
		- LastStage --- last task execution
		
	* conveyor --- set of tasks processing stage
		- Conveyor
	
	* ZCML directives to register workers
	
	* Test cases