Removed unused function
Removed unused function

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