Created abstract factory to create each service extending ZasDev\Common\Service\AbstractService
Prepared console command to download new feeds and persist them
Added language files and translator configuration in RSS module
Updated default FeedListener to be an abstract class so that each part of the application implements its own listener
Updated FeedListenerInterface to extend ListenerAggregateInterface. Implementation is provided by using the AbstractListenerAggregate on implementors
Removed AbstractServiceFactory since it has been moved to the ZasDev\Common module