Refactor: extracted class
Refactor: extracted class

inteligencia-coletiva-lsd/pybossa,harihpr/tweetclickers,Scifabric/pybossa,PyBossa/pybossa,geotagx/pybossa,jean/pybossa,stefanhahmann/pybossa,inteligencia-coletiva-lsd/pybossa,Scifabric/pybossa,harihpr/tweetclickers,OpenNewsLabs/pybossa,PyBossa/pybossa,geotagx/pybossa,OpenNewsLabs/pybossa,stefanhahmann/pybossa,jean/pybossa