Added properties files and cleaned code
Removed redundant properties tools, added persistence.xml handling in code and added Apache Commons libraries
Renamed the Printer class and modified it's methods for better clarity
Test change
Added copy constructor for PlacesEntity
Added twitter4j library with sources and javadoc
Added copy constructor for PlacesEntity
Added copy constructor for StatusesEntity
Added copy constructor for UsersEntity
Made Producer cleaner looking
Added methods for retrieving the unique users and places from a list of statuses
Added functionality for storing places, users and statuses in the database
GUI tweaking
Updated Place entity
Created DatabaseEntity superclass
Updated entities according to superclass
Added entity types converters
Added EntityService interface
Created Entity Service classes
Various comment fixing