Make more specific the upload method
Make more specific the upload method

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