Refactor, move logic inside _estimate function
Refactor, move logic inside _estimate function

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